2012300460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157457}}^1$

素因数の和:157543

約数の個数: 72

約数和(自身を含む): 6189988896

約数和(自身を除く): 4177688436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 157457, 314914, 472371, 629828, 787285, 944742, 1417113, 1574570, 1889484, 2361855, 2834226, 3149140, 4723710, 5668452, 7085565, 9447420, 11179447, 14171130, 22358894, 28342260, 33538341, 44717788, 55897235, 67076682, 100615023, 111794470, 134153364, 167691705, 201230046, 223588940, 335383410, 402460092, 503075115, 670766820, 1006150230, 2012300460]

約数ペア:

[(1, 2012300460), (2, 1006150230), (3, 670766820), (4, 503075115), (5, 402460092), (6, 335383410), (9, 223588940), (10, 201230046), (12, 167691705), (15, 134153364), (18, 111794470), (20, 100615023), (30, 67076682), (36, 55897235), (45, 44717788), (60, 33538341), (71, 28342260), (90, 22358894), (142, 14171130), (180, 11179447), (213, 9447420), (284, 7085565), (355, 5668452), (426, 4723710), (639, 3149140), (710, 2834226), (852, 2361855), (1065, 1889484), (1278, 1574570), (1420, 1417113), (2130, 944742), (2556, 787285), (3195, 629828), (4260, 472371), (6390, 314914), (12780, 157457)]