642468120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14431}}^1$

素因数の和:14505

約数の個数: 128

約数和(自身を含む): 2244464640

約数和(自身を除く): 1601996520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 6360, 7420, 8904, 11130, 14431, 14840, 22260, 28862, 43293, 44520, 57724, 72155, 86586, 101017, 115448, 144310, 173172, 202034, 216465, 288620, 303051, 346344, 404068, 432930, 505085, 577240, 606102, 764843, 808136, 865860, 1010170, 1212204, 1515255, 1529686, 1731720, 2020340, 2294529, 2424408, 3030510, 3059372, 3824215, 4040680, 4589058, 5353901, 6061020, 6118744, 7648430, 9178116, 10707802, 11472645, 12122040, 15296860, 16061703, 18356232, 21415604, 22945290, 26769505, 30593720, 32123406, 42831208, 45890580, 53539010, 64246812, 80308515, 91781160, 107078020, 128493624, 160617030, 214156040, 321234060, 642468120]

約数ペア:

[(1, 642468120), (2, 321234060), (3, 214156040), (4, 160617030), (5, 128493624), (6, 107078020), (7, 91781160), (8, 80308515), (10, 64246812), (12, 53539010), (14, 45890580), (15, 42831208), (20, 32123406), (21, 30593720), (24, 26769505), (28, 22945290), (30, 21415604), (35, 18356232), (40, 16061703), (42, 15296860), (53, 12122040), (56, 11472645), (60, 10707802), (70, 9178116), (84, 7648430), (105, 6118744), (106, 6061020), (120, 5353901), (140, 4589058), (159, 4040680), (168, 3824215), (210, 3059372), (212, 3030510), (265, 2424408), (280, 2294529), (318, 2020340), (371, 1731720), (420, 1529686), (424, 1515255), (530, 1212204), (636, 1010170), (742, 865860), (795, 808136), (840, 764843), (1060, 606102), (1113, 577240), (1272, 505085), (1484, 432930), (1590, 404068), (1855, 346344), (2120, 303051), (2226, 288620), (2968, 216465), (3180, 202034), (3710, 173172), (4452, 144310), (5565, 115448), (6360, 101017), (7420, 86586), (8904, 72155), (11130, 57724), (14431, 44520), (14840, 43293), (22260, 28862)]