90383720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11131}}^1$

素因数の和:11178

約数の個数: 64

約数和(自身を含む): 240451200

約数和(自身を除く): 150067480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 11131, 22262, 44524, 55655, 77917, 89048, 111310, 155834, 222620, 311668, 322799, 389585, 445240, 623336, 645598, 779170, 1291196, 1558340, 1613995, 2259593, 2582392, 3116680, 3227990, 4519186, 6455980, 9038372, 11297965, 12911960, 18076744, 22595930, 45191860, 90383720]

約数ペア:

[(1, 90383720), (2, 45191860), (4, 22595930), (5, 18076744), (7, 12911960), (8, 11297965), (10, 9038372), (14, 6455980), (20, 4519186), (28, 3227990), (29, 3116680), (35, 2582392), (40, 2259593), (56, 1613995), (58, 1558340), (70, 1291196), (116, 779170), (140, 645598), (145, 623336), (203, 445240), (232, 389585), (280, 322799), (290, 311668), (406, 222620), (580, 155834), (812, 111310), (1015, 89048), (1160, 77917), (1624, 55655), (2030, 44524), (4060, 22262), (8120, 11131)]