8522220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 27675648

約数和(自身を除く): 19153428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 197, 206, 210, 309, 394, 412, 420, 515, 591, 618, 721, 788, 985, 1030, 1182, 1236, 1379, 1442, 1545, 1970, 2060, 2163, 2364, 2758, 2884, 2955, 3090, 3605, 3940, 4137, 4326, 5516, 5910, 6180, 6895, 7210, 8274, 8652, 10815, 11820, 13790, 14420, 16548, 20291, 20685, 21630, 27580, 40582, 41370, 43260, 60873, 81164, 82740, 101455, 121746, 142037, 202910, 243492, 284074, 304365, 405820, 426111, 568148, 608730, 710185, 852222, 1217460, 1420370, 1704444, 2130555, 2840740, 4261110, 8522220]

約数ペア:

[(1, 8522220), (2, 4261110), (3, 2840740), (4, 2130555), (5, 1704444), (6, 1420370), (7, 1217460), (10, 852222), (12, 710185), (14, 608730), (15, 568148), (20, 426111), (21, 405820), (28, 304365), (30, 284074), (35, 243492), (42, 202910), (60, 142037), (70, 121746), (84, 101455), (103, 82740), (105, 81164), (140, 60873), (197, 43260), (206, 41370), (210, 40582), (309, 27580), (394, 21630), (412, 20685), (420, 20291), (515, 16548), (591, 14420), (618, 13790), (721, 11820), (788, 10815), (985, 8652), (1030, 8274), (1182, 7210), (1236, 6895), (1379, 6180), (1442, 5910), (1545, 5516), (1970, 4326), (2060, 4137), (2163, 3940), (2364, 3605), (2758, 3090), (2884, 2955)]