201415816

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 440640000

約数和(自身を除く): 239224184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 149, 202, 239, 298, 404, 478, 596, 707, 808, 956, 1043, 1192, 1414, 1673, 1912, 2086, 2828, 3346, 4172, 5656, 6692, 8344, 13384, 15049, 24139, 30098, 35611, 48278, 60196, 71222, 96556, 105343, 120392, 142444, 168973, 193112, 210686, 249277, 284888, 337946, 421372, 498554, 675892, 842744, 997108, 1351784, 1994216, 3596711, 7193422, 14386844, 25176977, 28773688, 50353954, 100707908, 201415816]

約数ペア:

[(1, 201415816), (2, 100707908), (4, 50353954), (7, 28773688), (8, 25176977), (14, 14386844), (28, 7193422), (56, 3596711), (101, 1994216), (149, 1351784), (202, 997108), (239, 842744), (298, 675892), (404, 498554), (478, 421372), (596, 337946), (707, 284888), (808, 249277), (956, 210686), (1043, 193112), (1192, 168973), (1414, 142444), (1673, 120392), (1912, 105343), (2086, 96556), (2828, 71222), (3346, 60196), (4172, 48278), (5656, 35611), (6692, 30098), (8344, 24139), (13384, 15049)]