181265760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 288

約数和(自身を含む): 696765888

約数和(自身を除く): 515500128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 96, 104, 115, 117, 120, 130, 138, 144, 156, 160, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 288, 299, 312, 345, 360, 368, 390, 414, 416, 421, 460, 468, 480, 520, 552, 585, 598, 624, 690, 720, 736, 780, 828, 842, 897, 920, 936, 1035, 1040, 1104, 1170, 1196, 1248, 1263, 1380, 1440, 1495, 1560, 1656, 1684, 1794, 1840, 1872, 2070, 2080, 2105, 2208, 2340, 2392, 2526, 2691, 2760, 2990, 3120, 3312, 3368, 3588, 3680, 3744, 3789, 4140, 4210, 4485, 4680, 4784, 5052, 5382, 5473, 5520, 5980, 6240, 6315, 6624, 6736, 7176, 7578, 8280, 8420, 8970, 9360, 9568, 9683, 10104, 10764, 10946, 11040, 11960, 12630, 13455, 13472, 14352, 15156, 16419, 16560, 16840, 17940, 18720, 18945, 19366, 20208, 21528, 21892, 23920, 25260, 26910, 27365, 28704, 29049, 30312, 32838, 33120, 33680, 35880, 37890, 38732, 40416, 43056, 43784, 47840, 48415, 49257, 50520, 53820, 54730, 58098, 60624, 65676, 67360, 71760, 75780, 77464, 82095, 86112, 87147, 87568, 96830, 98514, 101040, 107640, 109460, 116196, 121248, 125879, 131352, 143520, 145245, 151560, 154928, 164190, 174294, 175136, 193660, 197028, 202080, 215280, 218920, 232392, 246285, 251758, 262704, 290490, 303120, 309856, 328380, 348588, 377637, 387320, 394056, 430560, 435735, 437840, 464784, 492570, 503516, 525408, 580980, 606240, 629395, 656760, 697176, 755274, 774640, 788112, 871470, 875680, 929568, 985140, 1007032, 1132911, 1161960, 1258790, 1313520, 1394352, 1510548, 1549280, 1576224, 1742940, 1888185, 1970280, 2014064, 2265822, 2323920, 2517580, 2627040, 2788704, 3021096, 3485880, 3776370, 3940560, 4028128, 4531644, 4647840, 5035160, 5664555, 6042192, 6971760, 7552740, 7881120, 9063288, 10070320, 11329110, 12084384, 13943520, 15105480, 18126576, 20140640, 22658220, 30210960, 36253152, 45316440, 60421920, 90632880, 181265760]

約数ペア:

[(1, 181265760), (2, 90632880), (3, 60421920), (4, 45316440), (5, 36253152), (6, 30210960), (8, 22658220), (9, 20140640), (10, 18126576), (12, 15105480), (13, 13943520), (15, 12084384), (16, 11329110), (18, 10070320), (20, 9063288), (23, 7881120), (24, 7552740), (26, 6971760), (30, 6042192), (32, 5664555), (36, 5035160), (39, 4647840), (40, 4531644), (45, 4028128), (46, 3940560), (48, 3776370), (52, 3485880), (60, 3021096), (65, 2788704), (69, 2627040), (72, 2517580), (78, 2323920), (80, 2265822), (90, 2014064), (92, 1970280), (96, 1888185), (104, 1742940), (115, 1576224), (117, 1549280), (120, 1510548), (130, 1394352), (138, 1313520), (144, 1258790), (156, 1161960), (160, 1132911), (180, 1007032), (184, 985140), (195, 929568), (207, 875680), (208, 871470), (230, 788112), (234, 774640), (240, 755274), (260, 697176), (276, 656760), (288, 629395), (299, 606240), (312, 580980), (345, 525408), (360, 503516), (368, 492570), (390, 464784), (414, 437840), (416, 435735), (421, 430560), (460, 394056), (468, 387320), (480, 377637), (520, 348588), (552, 328380), (585, 309856), (598, 303120), (624, 290490), (690, 262704), (720, 251758), (736, 246285), (780, 232392), (828, 218920), (842, 215280), (897, 202080), (920, 197028), (936, 193660), (1035, 175136), (1040, 174294), (1104, 164190), (1170, 154928), (1196, 151560), (1248, 145245), (1263, 143520), (1380, 131352), (1440, 125879), (1495, 121248), (1560, 116196), (1656, 109460), (1684, 107640), (1794, 101040), (1840, 98514), (1872, 96830), (2070, 87568), (2080, 87147), (2105, 86112), (2208, 82095), (2340, 77464), (2392, 75780), (2526, 71760), (2691, 67360), (2760, 65676), (2990, 60624), (3120, 58098), (3312, 54730), (3368, 53820), (3588, 50520), (3680, 49257), (3744, 48415), (3789, 47840), (4140, 43784), (4210, 43056), (4485, 40416), (4680, 38732), (4784, 37890), (5052, 35880), (5382, 33680), (5473, 33120), (5520, 32838), (5980, 30312), (6240, 29049), (6315, 28704), (6624, 27365), (6736, 26910), (7176, 25260), (7578, 23920), (8280, 21892), (8420, 21528), (8970, 20208), (9360, 19366), (9568, 18945), (9683, 18720), (10104, 17940), (10764, 16840), (10946, 16560), (11040, 16419), (11960, 15156), (12630, 14352), (13455, 13472)]