989717280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:459

約数の個数: 192

約数和(自身を含む): 3201907968

約数和(自身を除く): 2212190688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 113, 120, 142, 160, 213, 226, 240, 257, 284, 339, 355, 426, 452, 480, 514, 565, 568, 678, 710, 771, 852, 904, 1028, 1065, 1130, 1136, 1285, 1356, 1420, 1542, 1695, 1704, 1808, 2056, 2130, 2260, 2272, 2570, 2712, 2840, 3084, 3390, 3408, 3616, 3855, 4112, 4260, 4520, 5140, 5424, 5680, 6168, 6780, 6816, 7710, 8023, 8224, 8520, 9040, 10280, 10848, 11360, 12336, 13560, 15420, 16046, 17040, 18080, 18247, 20560, 24069, 24672, 27120, 29041, 30840, 32092, 34080, 36494, 40115, 41120, 48138, 54240, 54741, 58082, 61680, 64184, 72988, 80230, 87123, 91235, 96276, 109482, 116164, 120345, 123360, 128368, 145205, 145976, 160460, 174246, 182470, 192552, 218964, 232328, 240690, 256736, 273705, 290410, 291952, 320920, 348492, 364940, 385104, 435615, 437928, 464656, 481380, 547410, 580820, 583904, 641840, 696984, 729880, 770208, 871230, 875856, 929312, 962760, 1094820, 1161640, 1283680, 1393968, 1459760, 1742460, 1751712, 1925520, 2061911, 2189640, 2323280, 2787936, 2919520, 3484920, 3851040, 4123822, 4379280, 4646560, 6185733, 6969840, 8247644, 8758560, 10309555, 12371466, 13939680, 16495288, 20619110, 24742932, 30928665, 32990576, 41238220, 49485864, 61857330, 65981152, 82476440, 98971728, 123714660, 164952880, 197943456, 247429320, 329905760, 494858640, 989717280]

約数ペア:

[(1, 989717280), (2, 494858640), (3, 329905760), (4, 247429320), (5, 197943456), (6, 164952880), (8, 123714660), (10, 98971728), (12, 82476440), (15, 65981152), (16, 61857330), (20, 49485864), (24, 41238220), (30, 32990576), (32, 30928665), (40, 24742932), (48, 20619110), (60, 16495288), (71, 13939680), (80, 12371466), (96, 10309555), (113, 8758560), (120, 8247644), (142, 6969840), (160, 6185733), (213, 4646560), (226, 4379280), (240, 4123822), (257, 3851040), (284, 3484920), (339, 2919520), (355, 2787936), (426, 2323280), (452, 2189640), (480, 2061911), (514, 1925520), (565, 1751712), (568, 1742460), (678, 1459760), (710, 1393968), (771, 1283680), (852, 1161640), (904, 1094820), (1028, 962760), (1065, 929312), (1130, 875856), (1136, 871230), (1285, 770208), (1356, 729880), (1420, 696984), (1542, 641840), (1695, 583904), (1704, 580820), (1808, 547410), (2056, 481380), (2130, 464656), (2260, 437928), (2272, 435615), (2570, 385104), (2712, 364940), (2840, 348492), (3084, 320920), (3390, 291952), (3408, 290410), (3616, 273705), (3855, 256736), (4112, 240690), (4260, 232328), (4520, 218964), (5140, 192552), (5424, 182470), (5680, 174246), (6168, 160460), (6780, 145976), (6816, 145205), (7710, 128368), (8023, 123360), (8224, 120345), (8520, 116164), (9040, 109482), (10280, 96276), (10848, 91235), (11360, 87123), (12336, 80230), (13560, 72988), (15420, 64184), (16046, 61680), (17040, 58082), (18080, 54741), (18247, 54240), (20560, 48138), (24069, 41120), (24672, 40115), (27120, 36494), (29041, 34080), (30840, 32092)]