8251620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 25401600

約数和(自身を除く): 17149980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 149, 156, 195, 213, 260, 284, 298, 355, 390, 426, 447, 596, 710, 745, 780, 852, 894, 923, 1065, 1420, 1490, 1788, 1846, 1937, 2130, 2235, 2769, 2980, 3692, 3874, 4260, 4470, 4615, 5538, 5811, 7748, 8940, 9230, 9685, 10579, 11076, 11622, 13845, 18460, 19370, 21158, 23244, 27690, 29055, 31737, 38740, 42316, 52895, 55380, 58110, 63474, 105790, 116220, 126948, 137527, 158685, 211580, 275054, 317370, 412581, 550108, 634740, 687635, 825162, 1375270, 1650324, 2062905, 2750540, 4125810, 8251620]

約数ペア:

[(1, 8251620), (2, 4125810), (3, 2750540), (4, 2062905), (5, 1650324), (6, 1375270), (10, 825162), (12, 687635), (13, 634740), (15, 550108), (20, 412581), (26, 317370), (30, 275054), (39, 211580), (52, 158685), (60, 137527), (65, 126948), (71, 116220), (78, 105790), (130, 63474), (142, 58110), (149, 55380), (156, 52895), (195, 42316), (213, 38740), (260, 31737), (284, 29055), (298, 27690), (355, 23244), (390, 21158), (426, 19370), (447, 18460), (596, 13845), (710, 11622), (745, 11076), (780, 10579), (852, 9685), (894, 9230), (923, 8940), (1065, 7748), (1420, 5811), (1490, 5538), (1788, 4615), (1846, 4470), (1937, 4260), (2130, 3874), (2235, 3692), (2769, 2980)]