213907380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 613267200

約数和(自身を除く): 399359820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 149, 213, 284, 298, 337, 355, 426, 447, 596, 674, 710, 745, 852, 894, 1011, 1065, 1348, 1420, 1490, 1685, 1788, 2022, 2130, 2235, 2980, 3370, 4044, 4260, 4470, 5055, 6740, 8940, 10110, 10579, 20220, 21158, 23927, 31737, 42316, 47854, 50213, 52895, 63474, 71781, 95708, 100426, 105790, 119635, 126948, 143562, 150639, 158685, 200852, 211580, 239270, 251065, 287124, 301278, 317370, 358905, 478540, 502130, 602556, 634740, 717810, 753195, 1004260, 1435620, 1506390, 3012780, 3565123, 7130246, 10695369, 14260492, 17825615, 21390738, 35651230, 42781476, 53476845, 71302460, 106953690, 213907380]

約数ペア:

[(1, 213907380), (2, 106953690), (3, 71302460), (4, 53476845), (5, 42781476), (6, 35651230), (10, 21390738), (12, 17825615), (15, 14260492), (20, 10695369), (30, 7130246), (60, 3565123), (71, 3012780), (142, 1506390), (149, 1435620), (213, 1004260), (284, 753195), (298, 717810), (337, 634740), (355, 602556), (426, 502130), (447, 478540), (596, 358905), (674, 317370), (710, 301278), (745, 287124), (852, 251065), (894, 239270), (1011, 211580), (1065, 200852), (1348, 158685), (1420, 150639), (1490, 143562), (1685, 126948), (1788, 119635), (2022, 105790), (2130, 100426), (2235, 95708), (2980, 71781), (3370, 63474), (4044, 52895), (4260, 50213), (4470, 47854), (5055, 42316), (6740, 31737), (8940, 23927), (10110, 21158), (10579, 20220)]