328526520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{391103}}^1$

素因数の和:391124

約数の個数: 64

約数和(自身を含む): 1126379520

約数和(自身を除く): 797853000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 391103, 782206, 1173309, 1564412, 1955515, 2346618, 2737721, 3128824, 3911030, 4693236, 5475442, 5866545, 7822060, 8213163, 9386472, 10950884, 11733090, 13688605, 15644120, 16426326, 21901768, 23466180, 27377210, 32852652, 41065815, 46932360, 54754420, 65705304, 82131630, 109508840, 164263260, 328526520]

約数ペア:

[(1, 328526520), (2, 164263260), (3, 109508840), (4, 82131630), (5, 65705304), (6, 54754420), (7, 46932360), (8, 41065815), (10, 32852652), (12, 27377210), (14, 23466180), (15, 21901768), (20, 16426326), (21, 15644120), (24, 13688605), (28, 11733090), (30, 10950884), (35, 9386472), (40, 8213163), (42, 7822060), (56, 5866545), (60, 5475442), (70, 4693236), (84, 3911030), (105, 3128824), (120, 2737721), (140, 2346618), (168, 1955515), (210, 1564412), (280, 1173309), (420, 782206), (840, 391103)]