20015390640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1889}}^1$

素因数の和:1989

約数の個数: 480

約数和(自身を含む): 77906888640

約数和(自身を除く): 57891498000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 53, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 106, 112, 119, 120, 136, 140, 147, 159, 168, 170, 196, 204, 210, 212, 238, 240, 245, 255, 265, 272, 280, 294, 318, 336, 340, 357, 371, 392, 408, 420, 424, 476, 490, 510, 530, 560, 588, 595, 636, 680, 714, 735, 742, 784, 795, 816, 833, 840, 848, 901, 952, 980, 1020, 1060, 1113, 1176, 1190, 1272, 1360, 1428, 1470, 1484, 1590, 1666, 1680, 1785, 1802, 1855, 1889, 1904, 1960, 2040, 2120, 2226, 2352, 2380, 2499, 2544, 2597, 2703, 2856, 2940, 2968, 3180, 3332, 3570, 3604, 3710, 3778, 3920, 4080, 4165, 4240, 4452, 4505, 4760, 4998, 5194, 5406, 5565, 5667, 5712, 5880, 5936, 6307, 6360, 6664, 7140, 7208, 7420, 7556, 7791, 8330, 8904, 9010, 9445, 9520, 9996, 10388, 10812, 11130, 11334, 11760, 12495, 12614, 12720, 12985, 13223, 13328, 13515, 14280, 14416, 14840, 15112, 15582, 16660, 17808, 18020, 18890, 18921, 19992, 20776, 21624, 22260, 22668, 24990, 25228, 25970, 26446, 27030, 28335, 28560, 29680, 30224, 31164, 31535, 32113, 33320, 36040, 37780, 37842, 38955, 39669, 39984, 41552, 43248, 44149, 44520, 45336, 49980, 50456, 51940, 52892, 54060, 56670, 62328, 63070, 64226, 66115, 66640, 72080, 75560, 75684, 77910, 79338, 88298, 89040, 90672, 92561, 94605, 96339, 99960, 100117, 100912, 103880, 105784, 108120, 113340, 124656, 126140, 128452, 132230, 132447, 151120, 151368, 155820, 158676, 160565, 176596, 185122, 189210, 192678, 198345, 199920, 200234, 207760, 211568, 216240, 220745, 224791, 226680, 252280, 256904, 264460, 264894, 277683, 300351, 302736, 311640, 317352, 321130, 353192, 370244, 378420, 385356, 396690, 400468, 441490, 449582, 453360, 462805, 481695, 500585, 504560, 513808, 528920, 529788, 555366, 600702, 623280, 634704, 642260, 662235, 674373, 700819, 706384, 740488, 756840, 770712, 793380, 800936, 882980, 899164, 925610, 963390, 1001170, 1057840, 1059576, 1110732, 1123955, 1201404, 1284520, 1324470, 1348746, 1388415, 1401638, 1480976, 1501755, 1513680, 1541424, 1573537, 1586760, 1601872, 1701989, 1765960, 1798328, 1851220, 1926780, 2002340, 2102457, 2119152, 2221464, 2247910, 2402808, 2569040, 2648940, 2697492, 2776830, 2803276, 3003510, 3147074, 3173520, 3371865, 3403978, 3504095, 3531920, 3596656, 3702440, 3853560, 4004680, 4204914, 4442928, 4495820, 4720611, 4805616, 4905733, 5105967, 5297880, 5394984, 5553660, 5606552, 6007020, 6294148, 6743730, 6807956, 7008190, 7404880, 7707120, 7867685, 8009360, 8409828, 8509945, 8991640, 9441222, 9811466, 10211934, 10512285, 10595760, 10789968, 11107320, 11213104, 11913923, 12014040, 12588296, 13487460, 13615912, 14016380, 14717199, 15735370, 16819656, 17019890, 17983280, 18882444, 19622932, 20423868, 21024570, 22214640, 23603055, 23827846, 24028080, 24528665, 25176592, 25529835, 26974920, 27231824, 28032760, 29434398, 31470740, 33639312, 34039780, 35741769, 37764888, 39245864, 40847736, 42049140, 47206110, 47655692, 49057330, 51059670, 53949840, 56065520, 58868796, 59569615, 62941480, 68079560, 71483538, 73585995, 75529776, 78491728, 81695472, 83397461, 84098280, 94412220, 95311384, 98114660, 102119340, 117737592, 119139230, 125882960, 136159120, 142967076, 147171990, 166794922, 168196560, 178708845, 188824440, 190622768, 196229320, 204238680, 235475184, 238278460, 250192383, 285934152, 294343980, 333589844, 357417690, 377648880, 392458640, 408477360, 416987305, 476556920, 500384766, 571868304, 588687960, 667179688, 714835380, 833974610, 953113840, 1000769532, 1177375920, 1250961915, 1334359376, 1429670760, 1667949220, 2001539064, 2501923830, 2859341520, 3335898440, 4003078128, 5003847660, 6671796880, 10007695320, 20015390640]

約数ペア:

[(1, 20015390640), (2, 10007695320), (3, 6671796880), (4, 5003847660), (5, 4003078128), (6, 3335898440), (7, 2859341520), (8, 2501923830), (10, 2001539064), (12, 1667949220), (14, 1429670760), (15, 1334359376), (16, 1250961915), (17, 1177375920), (20, 1000769532), (21, 953113840), (24, 833974610), (28, 714835380), (30, 667179688), (34, 588687960), (35, 571868304), (40, 500384766), (42, 476556920), (48, 416987305), (49, 408477360), (51, 392458640), (53, 377648880), (56, 357417690), (60, 333589844), (68, 294343980), (70, 285934152), (80, 250192383), (84, 238278460), (85, 235475184), (98, 204238680), (102, 196229320), (105, 190622768), (106, 188824440), (112, 178708845), (119, 168196560), (120, 166794922), (136, 147171990), (140, 142967076), (147, 136159120), (159, 125882960), (168, 119139230), (170, 117737592), (196, 102119340), (204, 98114660), (210, 95311384), (212, 94412220), (238, 84098280), (240, 83397461), (245, 81695472), (255, 78491728), (265, 75529776), (272, 73585995), (280, 71483538), (294, 68079560), (318, 62941480), (336, 59569615), (340, 58868796), (357, 56065520), (371, 53949840), (392, 51059670), (408, 49057330), (420, 47655692), (424, 47206110), (476, 42049140), (490, 40847736), (510, 39245864), (530, 37764888), (560, 35741769), (588, 34039780), (595, 33639312), (636, 31470740), (680, 29434398), (714, 28032760), (735, 27231824), (742, 26974920), (784, 25529835), (795, 25176592), (816, 24528665), (833, 24028080), (840, 23827846), (848, 23603055), (901, 22214640), (952, 21024570), (980, 20423868), (1020, 19622932), (1060, 18882444), (1113, 17983280), (1176, 17019890), (1190, 16819656), (1272, 15735370), (1360, 14717199), (1428, 14016380), (1470, 13615912), (1484, 13487460), (1590, 12588296), (1666, 12014040), (1680, 11913923), (1785, 11213104), (1802, 11107320), (1855, 10789968), (1889, 10595760), (1904, 10512285), (1960, 10211934), (2040, 9811466), (2120, 9441222), (2226, 8991640), (2352, 8509945), (2380, 8409828), (2499, 8009360), (2544, 7867685), (2597, 7707120), (2703, 7404880), (2856, 7008190), (2940, 6807956), (2968, 6743730), (3180, 6294148), (3332, 6007020), (3570, 5606552), (3604, 5553660), (3710, 5394984), (3778, 5297880), (3920, 5105967), (4080, 4905733), (4165, 4805616), (4240, 4720611), (4452, 4495820), (4505, 4442928), (4760, 4204914), (4998, 4004680), (5194, 3853560), (5406, 3702440), (5565, 3596656), (5667, 3531920), (5712, 3504095), (5880, 3403978), (5936, 3371865), (6307, 3173520), (6360, 3147074), (6664, 3003510), (7140, 2803276), (7208, 2776830), (7420, 2697492), (7556, 2648940), (7791, 2569040), (8330, 2402808), (8904, 2247910), (9010, 2221464), (9445, 2119152), (9520, 2102457), (9996, 2002340), (10388, 1926780), (10812, 1851220), (11130, 1798328), (11334, 1765960), (11760, 1701989), (12495, 1601872), (12614, 1586760), (12720, 1573537), (12985, 1541424), (13223, 1513680), (13328, 1501755), (13515, 1480976), (14280, 1401638), (14416, 1388415), (14840, 1348746), (15112, 1324470), (15582, 1284520), (16660, 1201404), (17808, 1123955), (18020, 1110732), (18890, 1059576), (18921, 1057840), (19992, 1001170), (20776, 963390), (21624, 925610), (22260, 899164), (22668, 882980), (24990, 800936), (25228, 793380), (25970, 770712), (26446, 756840), (27030, 740488), (28335, 706384), (28560, 700819), (29680, 674373), (30224, 662235), (31164, 642260), (31535, 634704), (32113, 623280), (33320, 600702), (36040, 555366), (37780, 529788), (37842, 528920), (38955, 513808), (39669, 504560), (39984, 500585), (41552, 481695), (43248, 462805), (44149, 453360), (44520, 449582), (45336, 441490), (49980, 400468), (50456, 396690), (51940, 385356), (52892, 378420), (54060, 370244), (56670, 353192), (62328, 321130), (63070, 317352), (64226, 311640), (66115, 302736), (66640, 300351), (72080, 277683), (75560, 264894), (75684, 264460), (77910, 256904), (79338, 252280), (88298, 226680), (89040, 224791), (90672, 220745), (92561, 216240), (94605, 211568), (96339, 207760), (99960, 200234), (100117, 199920), (100912, 198345), (103880, 192678), (105784, 189210), (108120, 185122), (113340, 176596), (124656, 160565), (126140, 158676), (128452, 155820), (132230, 151368), (132447, 151120)]