264687290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2803}}^1$

素因数の和:2907

約数の個数: 64

約数和(自身を含む): 581437440

約数和(自身を除く): 316750150

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 71, 95, 133, 142, 190, 266, 355, 497, 665, 710, 994, 1330, 1349, 2485, 2698, 2803, 4970, 5606, 6745, 9443, 13490, 14015, 18886, 19621, 28030, 39242, 47215, 53257, 94430, 98105, 106514, 196210, 199013, 266285, 372799, 398026, 532570, 745598, 995065, 1393091, 1863995, 1990130, 2786182, 3727990, 3781247, 6965455, 7562494, 13930910, 18906235, 26468729, 37812470, 52937458, 132343645, 264687290]

約数ペア:

[(1, 264687290), (2, 132343645), (5, 52937458), (7, 37812470), (10, 26468729), (14, 18906235), (19, 13930910), (35, 7562494), (38, 6965455), (70, 3781247), (71, 3727990), (95, 2786182), (133, 1990130), (142, 1863995), (190, 1393091), (266, 995065), (355, 745598), (497, 532570), (665, 398026), (710, 372799), (994, 266285), (1330, 199013), (1349, 196210), (2485, 106514), (2698, 98105), (2803, 94430), (4970, 53257), (5606, 47215), (6745, 39242), (9443, 28030), (13490, 19621), (14015, 18886)]