20112589840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{443}}^1$

素因数の和:750

約数の個数: 320

約数和(自身を含む): 59936163840

約数和(自身を除く): 39823574000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 170, 190, 238, 251, 266, 272, 280, 304, 323, 340, 380, 443, 476, 502, 532, 560, 595, 646, 665, 680, 760, 886, 952, 1004, 1064, 1190, 1255, 1292, 1330, 1360, 1520, 1615, 1757, 1772, 1904, 2008, 2128, 2215, 2261, 2380, 2510, 2584, 2660, 3101, 3230, 3514, 3544, 4016, 4267, 4430, 4522, 4760, 4769, 5020, 5168, 5320, 6202, 6460, 7028, 7088, 7531, 8417, 8534, 8785, 8860, 9044, 9520, 9538, 10040, 10640, 11305, 12404, 12920, 14056, 15062, 15505, 16834, 17068, 17570, 17720, 18088, 19076, 20080, 21335, 22610, 23845, 24808, 25840, 28112, 29869, 30124, 31010, 33383, 33668, 34136, 35140, 35440, 36176, 37655, 38152, 42085, 42670, 45220, 47690, 49616, 52717, 58919, 59738, 60248, 62020, 66766, 67336, 68272, 70280, 75310, 76304, 81073, 84170, 85340, 90440, 95380, 105434, 111193, 117838, 119476, 120496, 124040, 133532, 134672, 140560, 143089, 149345, 150620, 162146, 166915, 168340, 170680, 180880, 190760, 210868, 222386, 235676, 238952, 248080, 263585, 267064, 286178, 294595, 298690, 301240, 324292, 333830, 336680, 341360, 381520, 405365, 421736, 444772, 471352, 477904, 527170, 534128, 555965, 567511, 572356, 589190, 597380, 602480, 648584, 667660, 673360, 715445, 778351, 810730, 843472, 889544, 942704, 1001623, 1054340, 1111930, 1135022, 1144712, 1178380, 1194760, 1297168, 1335320, 1430890, 1556702, 1621460, 1779088, 1890281, 2003246, 2108680, 2112667, 2223860, 2270044, 2289424, 2356760, 2389520, 2670640, 2837555, 2861780, 3113404, 3242920, 3780562, 3891755, 4006492, 4217360, 4225334, 4447720, 4540088, 4713520, 5008115, 5675110, 5723560, 6226808, 6485840, 7561124, 7783510, 8012984, 8450668, 8895440, 9080176, 9451405, 10016230, 10563335, 11350220, 11447120, 12453616, 13231967, 14788669, 15122248, 15567020, 16025968, 16901336, 18902810, 20032460, 21126670, 22700440, 26463934, 29577338, 30244496, 31134040, 33802672, 35915339, 37805620, 40064920, 42253340, 45400880, 52927868, 59154676, 62268080, 66159835, 71830678, 73943345, 75611240, 80129840, 84506680, 105855736, 118309352, 132319670, 143661356, 147886690, 151222480, 169013360, 179576695, 211711472, 236618704, 251407373, 264639340, 287322712, 295773380, 359153390, 502814746, 529278680, 574645424, 591546760, 718306780, 1005629492, 1058557360, 1183093520, 1257036865, 1436613560, 2011258984, 2514073730, 2873227120, 4022517968, 5028147460, 10056294920, 20112589840]

約数ペア:

[(1, 20112589840), (2, 10056294920), (4, 5028147460), (5, 4022517968), (7, 2873227120), (8, 2514073730), (10, 2011258984), (14, 1436613560), (16, 1257036865), (17, 1183093520), (19, 1058557360), (20, 1005629492), (28, 718306780), (34, 591546760), (35, 574645424), (38, 529278680), (40, 502814746), (56, 359153390), (68, 295773380), (70, 287322712), (76, 264639340), (80, 251407373), (85, 236618704), (95, 211711472), (112, 179576695), (119, 169013360), (133, 151222480), (136, 147886690), (140, 143661356), (152, 132319670), (170, 118309352), (190, 105855736), (238, 84506680), (251, 80129840), (266, 75611240), (272, 73943345), (280, 71830678), (304, 66159835), (323, 62268080), (340, 59154676), (380, 52927868), (443, 45400880), (476, 42253340), (502, 40064920), (532, 37805620), (560, 35915339), (595, 33802672), (646, 31134040), (665, 30244496), (680, 29577338), (760, 26463934), (886, 22700440), (952, 21126670), (1004, 20032460), (1064, 18902810), (1190, 16901336), (1255, 16025968), (1292, 15567020), (1330, 15122248), (1360, 14788669), (1520, 13231967), (1615, 12453616), (1757, 11447120), (1772, 11350220), (1904, 10563335), (2008, 10016230), (2128, 9451405), (2215, 9080176), (2261, 8895440), (2380, 8450668), (2510, 8012984), (2584, 7783510), (2660, 7561124), (3101, 6485840), (3230, 6226808), (3514, 5723560), (3544, 5675110), (4016, 5008115), (4267, 4713520), (4430, 4540088), (4522, 4447720), (4760, 4225334), (4769, 4217360), (5020, 4006492), (5168, 3891755), (5320, 3780562), (6202, 3242920), (6460, 3113404), (7028, 2861780), (7088, 2837555), (7531, 2670640), (8417, 2389520), (8534, 2356760), (8785, 2289424), (8860, 2270044), (9044, 2223860), (9520, 2112667), (9538, 2108680), (10040, 2003246), (10640, 1890281), (11305, 1779088), (12404, 1621460), (12920, 1556702), (14056, 1430890), (15062, 1335320), (15505, 1297168), (16834, 1194760), (17068, 1178380), (17570, 1144712), (17720, 1135022), (18088, 1111930), (19076, 1054340), (20080, 1001623), (21335, 942704), (22610, 889544), (23845, 843472), (24808, 810730), (25840, 778351), (28112, 715445), (29869, 673360), (30124, 667660), (31010, 648584), (33383, 602480), (33668, 597380), (34136, 589190), (35140, 572356), (35440, 567511), (36176, 555965), (37655, 534128), (38152, 527170), (42085, 477904), (42670, 471352), (45220, 444772), (47690, 421736), (49616, 405365), (52717, 381520), (58919, 341360), (59738, 336680), (60248, 333830), (62020, 324292), (66766, 301240), (67336, 298690), (68272, 294595), (70280, 286178), (75310, 267064), (76304, 263585), (81073, 248080), (84170, 238952), (85340, 235676), (90440, 222386), (95380, 210868), (105434, 190760), (111193, 180880), (117838, 170680), (119476, 168340), (120496, 166915), (124040, 162146), (133532, 150620), (134672, 149345), (140560, 143089)]