1671490520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1013}}^1$

素因数の和:1185

約数の個数: 128

約数和(自身を含む): 4415523840

約数和(自身を除く): 2744033320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 83, 140, 142, 166, 280, 284, 332, 355, 415, 497, 568, 581, 664, 710, 830, 994, 1013, 1162, 1420, 1660, 1988, 2026, 2324, 2485, 2840, 2905, 3320, 3976, 4052, 4648, 4970, 5065, 5810, 5893, 7091, 8104, 9940, 10130, 11620, 11786, 14182, 19880, 20260, 23240, 23572, 28364, 29465, 35455, 40520, 41251, 47144, 56728, 58930, 70910, 71923, 82502, 84079, 117860, 141820, 143846, 165004, 168158, 206255, 235720, 283640, 287692, 330008, 336316, 359615, 412510, 420395, 503461, 575384, 588553, 672632, 719230, 825020, 840790, 1006922, 1177106, 1438460, 1650040, 1681580, 2013844, 2354212, 2517305, 2876920, 2942765, 3363160, 4027688, 4708424, 5034610, 5885530, 5969609, 10069220, 11771060, 11939218, 20138440, 23542120, 23878436, 29848045, 41787263, 47756872, 59696090, 83574526, 119392180, 167149052, 208936315, 238784360, 334298104, 417872630, 835745260, 1671490520]

約数ペア:

[(1, 1671490520), (2, 835745260), (4, 417872630), (5, 334298104), (7, 238784360), (8, 208936315), (10, 167149052), (14, 119392180), (20, 83574526), (28, 59696090), (35, 47756872), (40, 41787263), (56, 29848045), (70, 23878436), (71, 23542120), (83, 20138440), (140, 11939218), (142, 11771060), (166, 10069220), (280, 5969609), (284, 5885530), (332, 5034610), (355, 4708424), (415, 4027688), (497, 3363160), (568, 2942765), (581, 2876920), (664, 2517305), (710, 2354212), (830, 2013844), (994, 1681580), (1013, 1650040), (1162, 1438460), (1420, 1177106), (1660, 1006922), (1988, 840790), (2026, 825020), (2324, 719230), (2485, 672632), (2840, 588553), (2905, 575384), (3320, 503461), (3976, 420395), (4052, 412510), (4648, 359615), (4970, 336316), (5065, 330008), (5810, 287692), (5893, 283640), (7091, 235720), (8104, 206255), (9940, 168158), (10130, 165004), (11620, 143846), (11786, 141820), (14182, 117860), (19880, 84079), (20260, 82502), (23240, 71923), (23572, 70910), (28364, 58930), (29465, 56728), (35455, 47144), (40520, 41251)]