206625420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5827}}^1$

素因数の和:6039

約数の個数: 72

約数和(自身を含む): 630053424

約数和(自身を除く): 423428004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5827, 5910, 7092, 8865, 11654, 11820, 17481, 17730, 23308, 29135, 34962, 35460, 52443, 58270, 69924, 87405, 104886, 116540, 174810, 209772, 262215, 349620, 524430, 1048860, 1147919, 2295838, 3443757, 4591676, 5739595, 6887514, 10331271, 11479190, 13775028, 17218785, 20662542, 22958380, 34437570, 41325084, 51656355, 68875140, 103312710, 206625420]

約数ペア:

[(1, 206625420), (2, 103312710), (3, 68875140), (4, 51656355), (5, 41325084), (6, 34437570), (9, 22958380), (10, 20662542), (12, 17218785), (15, 13775028), (18, 11479190), (20, 10331271), (30, 6887514), (36, 5739595), (45, 4591676), (60, 3443757), (90, 2295838), (180, 1147919), (197, 1048860), (394, 524430), (591, 349620), (788, 262215), (985, 209772), (1182, 174810), (1773, 116540), (1970, 104886), (2364, 87405), (2955, 69924), (3546, 58270), (3940, 52443), (5827, 35460), (5910, 34962), (7092, 29135), (8865, 23308), (11654, 17730), (11820, 17481)]