100605420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4021}}^1$

素因数の和:4175

約数の個数: 72

約数和(自身を含む): 307441680

約数和(自身を除く): 206836260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4021, 4170, 5004, 6255, 8042, 8340, 12063, 12510, 16084, 20105, 24126, 25020, 36189, 40210, 48252, 60315, 72378, 80420, 120630, 144756, 180945, 241260, 361890, 558919, 723780, 1117838, 1676757, 2235676, 2794595, 3353514, 5030271, 5589190, 6707028, 8383785, 10060542, 11178380, 16767570, 20121084, 25151355, 33535140, 50302710, 100605420]

約数ペア:

[(1, 100605420), (2, 50302710), (3, 33535140), (4, 25151355), (5, 20121084), (6, 16767570), (9, 11178380), (10, 10060542), (12, 8383785), (15, 6707028), (18, 5589190), (20, 5030271), (30, 3353514), (36, 2794595), (45, 2235676), (60, 1676757), (90, 1117838), (139, 723780), (180, 558919), (278, 361890), (417, 241260), (556, 180945), (695, 144756), (834, 120630), (1251, 80420), (1390, 72378), (1668, 60315), (2085, 48252), (2502, 40210), (2780, 36189), (4021, 25020), (4170, 24126), (5004, 20105), (6255, 16084), (8042, 12510), (8340, 12063)]