1815702030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{971}}^1$

素因数の和:1326

約数の個数: 96

約数和(自身を含む): 4803701760

約数和(自身を除く): 2987999730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 263, 395, 474, 526, 711, 789, 790, 971, 1185, 1315, 1422, 1578, 1942, 2367, 2370, 2630, 2913, 3555, 3945, 4734, 4855, 5826, 7110, 7890, 8739, 9710, 11835, 14565, 17478, 20777, 23670, 29130, 41554, 43695, 62331, 76709, 87390, 103885, 124662, 153418, 186993, 207770, 230127, 255373, 311655, 373986, 383545, 460254, 510746, 623310, 690381, 766119, 767090, 934965, 1150635, 1276865, 1380762, 1532238, 1869930, 2298357, 2301270, 2553730, 3451905, 3830595, 4596714, 6903810, 7661190, 11491785, 20174467, 22983570, 40348934, 60523401, 100872335, 121046802, 181570203, 201744670, 302617005, 363140406, 605234010, 907851015, 1815702030]

約数ペア:

[(1, 1815702030), (2, 907851015), (3, 605234010), (5, 363140406), (6, 302617005), (9, 201744670), (10, 181570203), (15, 121046802), (18, 100872335), (30, 60523401), (45, 40348934), (79, 22983570), (90, 20174467), (158, 11491785), (237, 7661190), (263, 6903810), (395, 4596714), (474, 3830595), (526, 3451905), (711, 2553730), (789, 2301270), (790, 2298357), (971, 1869930), (1185, 1532238), (1315, 1380762), (1422, 1276865), (1578, 1150635), (1942, 934965), (2367, 767090), (2370, 766119), (2630, 690381), (2913, 623310), (3555, 510746), (3945, 460254), (4734, 383545), (4855, 373986), (5826, 311655), (7110, 255373), (7890, 230127), (8739, 207770), (9710, 186993), (11835, 153418), (14565, 124662), (17478, 103885), (20777, 87390), (23670, 76709), (29130, 62331), (41554, 43695)]