21860583680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{57119}}^1$

素因数の和:57176

約数の個数: 144

約数和(自身を含む): 58843653120

約数和(自身を除く): 36983069440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 256, 260, 299, 320, 368, 416, 460, 520, 598, 640, 736, 832, 920, 1040, 1196, 1280, 1472, 1495, 1664, 1840, 2080, 2392, 2944, 2990, 3328, 3680, 4160, 4784, 5888, 5980, 7360, 8320, 9568, 11960, 14720, 16640, 19136, 23920, 29440, 38272, 47840, 57119, 76544, 95680, 114238, 191360, 228476, 285595, 382720, 456952, 571190, 742547, 913904, 1142380, 1313737, 1485094, 1827808, 2284760, 2627474, 2970188, 3655616, 3712735, 4569520, 5254948, 5940376, 6568685, 7311232, 7425470, 9139040, 10509896, 11880752, 13137370, 14622464, 14850940, 17078581, 18278080, 21019792, 23761504, 26274740, 29701880, 34157162, 36556160, 42039584, 47523008, 52549480, 59403760, 68314324, 73112320, 84079168, 85392905, 95046016, 105098960, 118807520, 136628648, 168158336, 170785810, 190092032, 210197920, 237615040, 273257296, 336316672, 341571620, 420395840, 475230080, 546514592, 683143240, 840791680, 950460160, 1093029184, 1366286480, 1681583360, 2186058368, 2732572960, 4372116736, 5465145920, 10930291840, 21860583680]

約数ペア:

[(1, 21860583680), (2, 10930291840), (4, 5465145920), (5, 4372116736), (8, 2732572960), (10, 2186058368), (13, 1681583360), (16, 1366286480), (20, 1093029184), (23, 950460160), (26, 840791680), (32, 683143240), (40, 546514592), (46, 475230080), (52, 420395840), (64, 341571620), (65, 336316672), (80, 273257296), (92, 237615040), (104, 210197920), (115, 190092032), (128, 170785810), (130, 168158336), (160, 136628648), (184, 118807520), (208, 105098960), (230, 95046016), (256, 85392905), (260, 84079168), (299, 73112320), (320, 68314324), (368, 59403760), (416, 52549480), (460, 47523008), (520, 42039584), (598, 36556160), (640, 34157162), (736, 29701880), (832, 26274740), (920, 23761504), (1040, 21019792), (1196, 18278080), (1280, 17078581), (1472, 14850940), (1495, 14622464), (1664, 13137370), (1840, 11880752), (2080, 10509896), (2392, 9139040), (2944, 7425470), (2990, 7311232), (3328, 6568685), (3680, 5940376), (4160, 5254948), (4784, 4569520), (5888, 3712735), (5980, 3655616), (7360, 2970188), (8320, 2627474), (9568, 2284760), (11960, 1827808), (14720, 1485094), (16640, 1313737), (19136, 1142380), (23920, 913904), (29440, 742547), (38272, 571190), (47840, 456952), (57119, 382720), (76544, 285595), (95680, 228476), (114238, 191360)]