67408380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28807}}^1$

素因数の和:28835

約数の個数: 72

約数和(自身を含む): 220208352

約数和(自身を除く): 152799972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 28807, 57614, 86421, 115228, 144035, 172842, 259263, 288070, 345684, 374491, 432105, 518526, 576140, 748982, 864210, 1037052, 1123473, 1296315, 1497964, 1728420, 1872455, 2246946, 2592630, 3370419, 3744910, 4493892, 5185260, 5617365, 6740838, 7489820, 11234730, 13481676, 16852095, 22469460, 33704190, 67408380]

約数ペア:

[(1, 67408380), (2, 33704190), (3, 22469460), (4, 16852095), (5, 13481676), (6, 11234730), (9, 7489820), (10, 6740838), (12, 5617365), (13, 5185260), (15, 4493892), (18, 3744910), (20, 3370419), (26, 2592630), (30, 2246946), (36, 1872455), (39, 1728420), (45, 1497964), (52, 1296315), (60, 1123473), (65, 1037052), (78, 864210), (90, 748982), (117, 576140), (130, 518526), (156, 432105), (180, 374491), (195, 345684), (234, 288070), (260, 259263), (390, 172842), (468, 144035), (585, 115228), (780, 86421), (1170, 57614), (2340, 28807)]