8991780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 29245440

約数和(自身を除く): 20253660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 271, 316, 395, 420, 474, 542, 553, 790, 813, 948, 1084, 1106, 1185, 1355, 1580, 1626, 1659, 1897, 2212, 2370, 2710, 2765, 3252, 3318, 3794, 4065, 4740, 5420, 5530, 5691, 6636, 7588, 8130, 8295, 9485, 11060, 11382, 16260, 16590, 18970, 21409, 22764, 28455, 33180, 37940, 42818, 56910, 64227, 85636, 107045, 113820, 128454, 149863, 214090, 256908, 299726, 321135, 428180, 449589, 599452, 642270, 749315, 899178, 1284540, 1498630, 1798356, 2247945, 2997260, 4495890, 8991780]

約数ペア:

[(1, 8991780), (2, 4495890), (3, 2997260), (4, 2247945), (5, 1798356), (6, 1498630), (7, 1284540), (10, 899178), (12, 749315), (14, 642270), (15, 599452), (20, 449589), (21, 428180), (28, 321135), (30, 299726), (35, 256908), (42, 214090), (60, 149863), (70, 128454), (79, 113820), (84, 107045), (105, 85636), (140, 64227), (158, 56910), (210, 42818), (237, 37940), (271, 33180), (316, 28455), (395, 22764), (420, 21409), (474, 18970), (542, 16590), (553, 16260), (790, 11382), (813, 11060), (948, 9485), (1084, 8295), (1106, 8130), (1185, 7588), (1355, 6636), (1580, 5691), (1626, 5530), (1659, 5420), (1897, 4740), (2212, 4065), (2370, 3794), (2710, 3318), (2765, 3252)]