154687890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1801}}^1$

素因数の和:2227

約数の個数: 64

約数和(自身を含む): 425560320

約数和(自身を除く): 270872430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 409, 818, 1227, 1801, 2045, 2454, 2863, 3602, 4090, 5403, 5726, 6135, 8589, 9005, 10806, 12270, 12607, 14315, 17178, 18010, 25214, 27015, 28630, 37821, 42945, 54030, 63035, 75642, 85890, 126070, 189105, 378210, 736609, 1473218, 2209827, 3683045, 4419654, 5156263, 7366090, 10312526, 11049135, 15468789, 22098270, 25781315, 30937578, 51562630, 77343945, 154687890]

約数ペア:

[(1, 154687890), (2, 77343945), (3, 51562630), (5, 30937578), (6, 25781315), (7, 22098270), (10, 15468789), (14, 11049135), (15, 10312526), (21, 7366090), (30, 5156263), (35, 4419654), (42, 3683045), (70, 2209827), (105, 1473218), (210, 736609), (409, 378210), (818, 189105), (1227, 126070), (1801, 85890), (2045, 75642), (2454, 63035), (2863, 54030), (3602, 42945), (4090, 37821), (5403, 28630), (5726, 27015), (6135, 25214), (8589, 18010), (9005, 17178), (10806, 14315), (12270, 12607)]