387268720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 927940608

約数和(自身を除く): 540671888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 127, 188, 235, 254, 376, 470, 508, 635, 752, 811, 940, 1016, 1270, 1622, 1880, 2032, 2540, 3244, 3760, 4055, 5080, 5969, 6488, 8110, 10160, 11938, 12976, 16220, 23876, 29845, 32440, 38117, 47752, 59690, 64880, 76234, 95504, 102997, 119380, 152468, 190585, 205994, 238760, 304936, 381170, 411988, 477520, 514985, 609872, 762340, 823976, 1029970, 1524680, 1647952, 2059940, 3049360, 4119880, 4840859, 8239760, 9681718, 19363436, 24204295, 38726872, 48408590, 77453744, 96817180, 193634360, 387268720]

約数ペア:

[(1, 387268720), (2, 193634360), (4, 96817180), (5, 77453744), (8, 48408590), (10, 38726872), (16, 24204295), (20, 19363436), (40, 9681718), (47, 8239760), (80, 4840859), (94, 4119880), (127, 3049360), (188, 2059940), (235, 1647952), (254, 1524680), (376, 1029970), (470, 823976), (508, 762340), (635, 609872), (752, 514985), (811, 477520), (940, 411988), (1016, 381170), (1270, 304936), (1622, 238760), (1880, 205994), (2032, 190585), (2540, 152468), (3244, 119380), (3760, 102997), (4055, 95504), (5080, 76234), (5969, 64880), (6488, 59690), (8110, 47752), (10160, 38117), (11938, 32440), (12976, 29845), (16220, 23876)]