212372270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 434522880

約数和(自身を除く): 222150610

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 59, 86, 110, 118, 215, 295, 430, 473, 590, 649, 761, 946, 1298, 1522, 2365, 2537, 3245, 3805, 4730, 5074, 6490, 7610, 8371, 12685, 16742, 25370, 27907, 32723, 41855, 44899, 55814, 65446, 83710, 89798, 139535, 163615, 224495, 279070, 327230, 359953, 448990, 493889, 719906, 987778, 1799765, 1930657, 2469445, 3599530, 3861314, 4938890, 9653285, 19306570, 21237227, 42474454, 106186135, 212372270]

約数ペア:

[(1, 212372270), (2, 106186135), (5, 42474454), (10, 21237227), (11, 19306570), (22, 9653285), (43, 4938890), (55, 3861314), (59, 3599530), (86, 2469445), (110, 1930657), (118, 1799765), (215, 987778), (295, 719906), (430, 493889), (473, 448990), (590, 359953), (649, 327230), (761, 279070), (946, 224495), (1298, 163615), (1522, 139535), (2365, 89798), (2537, 83710), (3245, 65446), (3805, 55814), (4730, 44899), (5074, 41855), (6490, 32723), (7610, 27907), (8371, 25370), (12685, 16742)]