628876560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{571}}^1$

素因数の和:953

約数の個数: 160

約数和(自身を含む): 2109115008

約数和(自身を除く): 1480238448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 353, 390, 520, 571, 624, 706, 780, 1040, 1059, 1142, 1412, 1560, 1713, 1765, 2118, 2284, 2824, 2855, 3120, 3426, 3530, 4236, 4568, 4589, 5295, 5648, 5710, 6852, 7060, 7423, 8472, 8565, 9136, 9178, 10590, 11420, 13704, 13767, 14120, 14846, 16944, 17130, 18356, 21180, 22269, 22840, 22945, 27408, 27534, 28240, 29692, 34260, 36712, 37115, 42360, 44538, 45680, 45890, 55068, 59384, 68520, 68835, 73424, 74230, 84720, 89076, 91780, 110136, 111345, 118768, 137040, 137670, 148460, 178152, 183560, 201563, 220272, 222690, 275340, 296920, 356304, 367120, 403126, 445380, 550680, 593840, 604689, 806252, 890760, 1007815, 1101360, 1209378, 1612504, 1781520, 2015630, 2418756, 2620319, 3023445, 3225008, 4031260, 4837512, 5240638, 6046890, 7860957, 8062520, 9675024, 10481276, 12093780, 13101595, 15721914, 16125040, 20962552, 24187560, 26203190, 31443828, 39304785, 41925104, 48375120, 52406380, 62887656, 78609570, 104812760, 125775312, 157219140, 209625520, 314438280, 628876560]

約数ペア:

[(1, 628876560), (2, 314438280), (3, 209625520), (4, 157219140), (5, 125775312), (6, 104812760), (8, 78609570), (10, 62887656), (12, 52406380), (13, 48375120), (15, 41925104), (16, 39304785), (20, 31443828), (24, 26203190), (26, 24187560), (30, 20962552), (39, 16125040), (40, 15721914), (48, 13101595), (52, 12093780), (60, 10481276), (65, 9675024), (78, 8062520), (80, 7860957), (104, 6046890), (120, 5240638), (130, 4837512), (156, 4031260), (195, 3225008), (208, 3023445), (240, 2620319), (260, 2418756), (312, 2015630), (353, 1781520), (390, 1612504), (520, 1209378), (571, 1101360), (624, 1007815), (706, 890760), (780, 806252), (1040, 604689), (1059, 593840), (1142, 550680), (1412, 445380), (1560, 403126), (1713, 367120), (1765, 356304), (2118, 296920), (2284, 275340), (2824, 222690), (2855, 220272), (3120, 201563), (3426, 183560), (3530, 178152), (4236, 148460), (4568, 137670), (4589, 137040), (5295, 118768), (5648, 111345), (5710, 110136), (6852, 91780), (7060, 89076), (7423, 84720), (8472, 74230), (8565, 73424), (9136, 68835), (9178, 68520), (10590, 59384), (11420, 55068), (13704, 45890), (13767, 45680), (14120, 44538), (14846, 42360), (16944, 37115), (17130, 36712), (18356, 34260), (21180, 29692), (22269, 28240), (22840, 27534), (22945, 27408)]