201357660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{68489}}^1$

素因数の和:68515

約数の個数: 72

約数和(自身を含む): 655860240

約数和(自身を除く): 454502580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 68489, 136978, 205467, 273956, 342445, 410934, 479423, 684890, 821868, 958846, 1027335, 1369780, 1438269, 1917692, 2054670, 2397115, 2876538, 3355961, 4109340, 4794230, 5753076, 6711922, 7191345, 9588460, 10067883, 13423844, 14382690, 16779805, 20135766, 28765380, 33559610, 40271532, 50339415, 67119220, 100678830, 201357660]

約数ペア:

[(1, 201357660), (2, 100678830), (3, 67119220), (4, 50339415), (5, 40271532), (6, 33559610), (7, 28765380), (10, 20135766), (12, 16779805), (14, 14382690), (15, 13423844), (20, 10067883), (21, 9588460), (28, 7191345), (30, 6711922), (35, 5753076), (42, 4794230), (49, 4109340), (60, 3355961), (70, 2876538), (84, 2397115), (98, 2054670), (105, 1917692), (140, 1438269), (147, 1369780), (196, 1027335), (210, 958846), (245, 821868), (294, 684890), (420, 479423), (490, 410934), (588, 342445), (735, 273956), (980, 205467), (1470, 136978), (2940, 68489)]