1989995280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 480

約数和(自身を含む): 7859782656

約数和(自身を除く): 5869787376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 43, 48, 52, 56, 60, 65, 70, 78, 80, 84, 86, 91, 104, 105, 112, 120, 129, 130, 140, 156, 163, 168, 169, 172, 182, 195, 208, 210, 215, 240, 258, 260, 273, 280, 301, 312, 326, 336, 338, 344, 364, 390, 420, 430, 455, 489, 507, 516, 520, 546, 559, 560, 602, 624, 645, 652, 676, 688, 728, 780, 815, 840, 845, 860, 903, 910, 978, 1014, 1032, 1040, 1092, 1118, 1141, 1183, 1204, 1290, 1304, 1352, 1365, 1456, 1505, 1560, 1630, 1677, 1680, 1690, 1720, 1806, 1820, 1956, 2028, 2064, 2119, 2184, 2236, 2282, 2366, 2408, 2445, 2535, 2580, 2608, 2704, 2730, 2795, 3010, 3120, 3260, 3354, 3380, 3423, 3440, 3549, 3612, 3640, 3912, 3913, 4056, 4238, 4368, 4472, 4515, 4564, 4732, 4816, 4890, 5070, 5160, 5460, 5590, 5705, 5915, 6020, 6357, 6520, 6708, 6760, 6846, 7009, 7098, 7224, 7267, 7280, 7824, 7826, 8112, 8385, 8476, 8944, 9030, 9128, 9464, 9780, 10140, 10320, 10595, 10920, 11180, 11410, 11739, 11830, 12040, 12714, 13040, 13416, 13520, 13692, 14018, 14196, 14448, 14534, 14833, 15652, 16770, 16952, 17115, 17745, 18060, 18256, 18928, 19560, 19565, 20280, 21027, 21190, 21801, 21840, 22360, 22820, 23478, 23660, 24080, 25428, 26832, 27384, 27547, 28036, 28392, 29068, 29666, 31304, 31785, 33540, 33904, 34230, 35045, 35490, 36120, 36335, 39120, 39130, 40560, 42054, 42380, 43602, 44499, 44720, 45640, 46956, 47320, 49063, 50856, 50869, 54768, 55094, 56072, 56784, 58136, 58695, 59332, 62608, 63570, 67080, 68460, 70090, 70980, 72240, 72670, 74165, 78260, 82641, 84108, 84760, 87204, 88998, 91117, 91280, 93912, 94640, 98126, 101712, 101738, 105135, 109005, 110188, 112144, 116272, 117390, 118664, 127140, 134160, 136920, 137735, 140180, 141960, 145340, 147189, 148330, 152607, 156520, 165282, 168216, 169520, 174408, 177996, 182234, 187824, 192829, 196252, 203476, 210270, 218010, 220376, 222495, 234780, 237328, 245315, 254280, 254345, 273351, 273840, 275470, 280360, 283920, 290680, 294378, 296660, 305214, 313040, 330564, 336432, 348816, 355992, 364468, 385658, 392504, 406952, 413205, 420540, 436020, 440752, 444990, 455585, 469560, 490630, 508560, 508690, 546702, 550940, 560720, 578487, 581360, 588756, 593320, 610428, 637819, 661128, 711984, 728936, 735945, 763035, 771316, 785008, 813904, 826410, 841080, 872040, 889980, 911170, 939120, 964145, 981260, 1017380, 1093404, 1101880, 1156974, 1177512, 1184521, 1186640, 1220856, 1275638, 1322256, 1366755, 1457872, 1471890, 1526070, 1542632, 1652820, 1682160, 1744080, 1779960, 1822340, 1913457, 1928290, 1962520, 2034760, 2186808, 2203760, 2313948, 2355024, 2369042, 2441712, 2551276, 2733510, 2892435, 2943780, 3052140, 3085264, 3189095, 3305640, 3553563, 3559920, 3644680, 3826914, 3856580, 3925040, 4069520, 4373616, 4627896, 4738084, 5102552, 5467020, 5784870, 5887560, 5922605, 6104280, 6378190, 6611280, 7107126, 7289360, 7653828, 7713160, 8291647, 9255792, 9476168, 9567285, 10205104, 10934040, 11569740, 11775120, 11845210, 12208560, 12756380, 14214252, 15307656, 15426320, 16583294, 17767815, 18952336, 19134570, 21868080, 23139480, 23690420, 24874941, 25512760, 28428504, 30615312, 33166588, 35535630, 38269140, 41458235, 46278960, 47380840, 49749882, 51025520, 56857008, 66333176, 71071260, 76538280, 82916470, 94761680, 99499764, 124374705, 132666352, 142142520, 153076560, 165832940, 198999528, 248749410, 284285040, 331665880, 397999056, 497498820, 663331760, 994997640, 1989995280]

約数ペア:

[(1, 1989995280), (2, 994997640), (3, 663331760), (4, 497498820), (5, 397999056), (6, 331665880), (7, 284285040), (8, 248749410), (10, 198999528), (12, 165832940), (13, 153076560), (14, 142142520), (15, 132666352), (16, 124374705), (20, 99499764), (21, 94761680), (24, 82916470), (26, 76538280), (28, 71071260), (30, 66333176), (35, 56857008), (39, 51025520), (40, 49749882), (42, 47380840), (43, 46278960), (48, 41458235), (52, 38269140), (56, 35535630), (60, 33166588), (65, 30615312), (70, 28428504), (78, 25512760), (80, 24874941), (84, 23690420), (86, 23139480), (91, 21868080), (104, 19134570), (105, 18952336), (112, 17767815), (120, 16583294), (129, 15426320), (130, 15307656), (140, 14214252), (156, 12756380), (163, 12208560), (168, 11845210), (169, 11775120), (172, 11569740), (182, 10934040), (195, 10205104), (208, 9567285), (210, 9476168), (215, 9255792), (240, 8291647), (258, 7713160), (260, 7653828), (273, 7289360), (280, 7107126), (301, 6611280), (312, 6378190), (326, 6104280), (336, 5922605), (338, 5887560), (344, 5784870), (364, 5467020), (390, 5102552), (420, 4738084), (430, 4627896), (455, 4373616), (489, 4069520), (507, 3925040), (516, 3856580), (520, 3826914), (546, 3644680), (559, 3559920), (560, 3553563), (602, 3305640), (624, 3189095), (645, 3085264), (652, 3052140), (676, 2943780), (688, 2892435), (728, 2733510), (780, 2551276), (815, 2441712), (840, 2369042), (845, 2355024), (860, 2313948), (903, 2203760), (910, 2186808), (978, 2034760), (1014, 1962520), (1032, 1928290), (1040, 1913457), (1092, 1822340), (1118, 1779960), (1141, 1744080), (1183, 1682160), (1204, 1652820), (1290, 1542632), (1304, 1526070), (1352, 1471890), (1365, 1457872), (1456, 1366755), (1505, 1322256), (1560, 1275638), (1630, 1220856), (1677, 1186640), (1680, 1184521), (1690, 1177512), (1720, 1156974), (1806, 1101880), (1820, 1093404), (1956, 1017380), (2028, 981260), (2064, 964145), (2119, 939120), (2184, 911170), (2236, 889980), (2282, 872040), (2366, 841080), (2408, 826410), (2445, 813904), (2535, 785008), (2580, 771316), (2608, 763035), (2704, 735945), (2730, 728936), (2795, 711984), (3010, 661128), (3120, 637819), (3260, 610428), (3354, 593320), (3380, 588756), (3423, 581360), (3440, 578487), (3549, 560720), (3612, 550940), (3640, 546702), (3912, 508690), (3913, 508560), (4056, 490630), (4238, 469560), (4368, 455585), (4472, 444990), (4515, 440752), (4564, 436020), (4732, 420540), (4816, 413205), (4890, 406952), (5070, 392504), (5160, 385658), (5460, 364468), (5590, 355992), (5705, 348816), (5915, 336432), (6020, 330564), (6357, 313040), (6520, 305214), (6708, 296660), (6760, 294378), (6846, 290680), (7009, 283920), (7098, 280360), (7224, 275470), (7267, 273840), (7280, 273351), (7824, 254345), (7826, 254280), (8112, 245315), (8385, 237328), (8476, 234780), (8944, 222495), (9030, 220376), (9128, 218010), (9464, 210270), (9780, 203476), (10140, 196252), (10320, 192829), (10595, 187824), (10920, 182234), (11180, 177996), (11410, 174408), (11739, 169520), (11830, 168216), (12040, 165282), (12714, 156520), (13040, 152607), (13416, 148330), (13520, 147189), (13692, 145340), (14018, 141960), (14196, 140180), (14448, 137735), (14534, 136920), (14833, 134160), (15652, 127140), (16770, 118664), (16952, 117390), (17115, 116272), (17745, 112144), (18060, 110188), (18256, 109005), (18928, 105135), (19560, 101738), (19565, 101712), (20280, 98126), (21027, 94640), (21190, 93912), (21801, 91280), (21840, 91117), (22360, 88998), (22820, 87204), (23478, 84760), (23660, 84108), (24080, 82641), (25428, 78260), (26832, 74165), (27384, 72670), (27547, 72240), (28036, 70980), (28392, 70090), (29068, 68460), (29666, 67080), (31304, 63570), (31785, 62608), (33540, 59332), (33904, 58695), (34230, 58136), (35045, 56784), (35490, 56072), (36120, 55094), (36335, 54768), (39120, 50869), (39130, 50856), (40560, 49063), (42054, 47320), (42380, 46956), (43602, 45640), (44499, 44720)]