263677960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 738097920

約数和(自身を除く): 474419960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 107, 130, 140, 182, 214, 260, 280, 364, 428, 455, 520, 535, 677, 728, 749, 856, 910, 1070, 1354, 1391, 1498, 1820, 2140, 2708, 2782, 2996, 3385, 3640, 3745, 4280, 4739, 5416, 5564, 5992, 6770, 6955, 7490, 8801, 9478, 9737, 11128, 13540, 13910, 14980, 17602, 18956, 19474, 23695, 27080, 27820, 29960, 35204, 37912, 38948, 44005, 47390, 48685, 55640, 61607, 70408, 72439, 77896, 88010, 94780, 97370, 123214, 144878, 176020, 189560, 194740, 246428, 289756, 308035, 352040, 362195, 389480, 492856, 507073, 579512, 616070, 724390, 941707, 1014146, 1232140, 1448780, 1883414, 2028292, 2464280, 2535365, 2897560, 3766828, 4056584, 4708535, 5070730, 6591949, 7533656, 9417070, 10141460, 13183898, 18834140, 20282920, 26367796, 32959745, 37668280, 52735592, 65919490, 131838980, 263677960]

約数ペア:

[(1, 263677960), (2, 131838980), (4, 65919490), (5, 52735592), (7, 37668280), (8, 32959745), (10, 26367796), (13, 20282920), (14, 18834140), (20, 13183898), (26, 10141460), (28, 9417070), (35, 7533656), (40, 6591949), (52, 5070730), (56, 4708535), (65, 4056584), (70, 3766828), (91, 2897560), (104, 2535365), (107, 2464280), (130, 2028292), (140, 1883414), (182, 1448780), (214, 1232140), (260, 1014146), (280, 941707), (364, 724390), (428, 616070), (455, 579512), (520, 507073), (535, 492856), (677, 389480), (728, 362195), (749, 352040), (856, 308035), (910, 289756), (1070, 246428), (1354, 194740), (1391, 189560), (1498, 176020), (1820, 144878), (2140, 123214), (2708, 97370), (2782, 94780), (2996, 88010), (3385, 77896), (3640, 72439), (3745, 70408), (4280, 61607), (4739, 55640), (5416, 48685), (5564, 47390), (5992, 44005), (6770, 38948), (6955, 37912), (7490, 35204), (8801, 29960), (9478, 27820), (9737, 27080), (11128, 23695), (13540, 19474), (13910, 18956), (14980, 17602)]