918480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 2946240

約数和(自身を除く): 2027760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 89, 120, 129, 172, 178, 215, 240, 258, 267, 344, 356, 430, 445, 516, 534, 645, 688, 712, 860, 890, 1032, 1068, 1290, 1335, 1424, 1720, 1780, 2064, 2136, 2580, 2670, 3440, 3560, 3827, 4272, 5160, 5340, 7120, 7654, 10320, 10680, 11481, 15308, 19135, 21360, 22962, 30616, 38270, 45924, 57405, 61232, 76540, 91848, 114810, 153080, 183696, 229620, 306160, 459240, 918480]

約数ペア:

[(1, 918480), (2, 459240), (3, 306160), (4, 229620), (5, 183696), (6, 153080), (8, 114810), (10, 91848), (12, 76540), (15, 61232), (16, 57405), (20, 45924), (24, 38270), (30, 30616), (40, 22962), (43, 21360), (48, 19135), (60, 15308), (80, 11481), (86, 10680), (89, 10320), (120, 7654), (129, 7120), (172, 5340), (178, 5160), (215, 4272), (240, 3827), (258, 3560), (267, 3440), (344, 2670), (356, 2580), (430, 2136), (445, 2064), (516, 1780), (534, 1720), (645, 1424), (688, 1335), (712, 1290), (860, 1068), (890, 1032)]