64745268

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 177156000

約数和(自身を除く): 112410732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 149, 196, 294, 298, 447, 588, 596, 739, 894, 1043, 1478, 1788, 2086, 2217, 2956, 3129, 4172, 4434, 5173, 6258, 7301, 8868, 10346, 12516, 14602, 15519, 20692, 21903, 29204, 31038, 36211, 43806, 62076, 72422, 87612, 108633, 110111, 144844, 217266, 220222, 330333, 434532, 440444, 660666, 770777, 1321332, 1541554, 2312331, 3083108, 4624662, 5395439, 9249324, 10790878, 16186317, 21581756, 32372634, 64745268]

約数ペア:

[(1, 64745268), (2, 32372634), (3, 21581756), (4, 16186317), (6, 10790878), (7, 9249324), (12, 5395439), (14, 4624662), (21, 3083108), (28, 2312331), (42, 1541554), (49, 1321332), (84, 770777), (98, 660666), (147, 440444), (149, 434532), (196, 330333), (294, 220222), (298, 217266), (447, 144844), (588, 110111), (596, 108633), (739, 87612), (894, 72422), (1043, 62076), (1478, 43806), (1788, 36211), (2086, 31038), (2217, 29204), (2956, 21903), (3129, 20692), (4172, 15519), (4434, 14602), (5173, 12516), (6258, 10346), (7301, 8868)]