189677340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2503}}^1$

素因数の和:2939

約数の個数: 72

約数和(自身を含む): 576951648

約数和(自身を除く): 387274308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2503, 2526, 3789, 4210, 5006, 5052, 6315, 7509, 7578, 8420, 10012, 12515, 12630, 15018, 15156, 18945, 22527, 25030, 25260, 30036, 37545, 37890, 45054, 50060, 75090, 75780, 90108, 112635, 150180, 225270, 450540, 1053763, 2107526, 3161289, 4215052, 5268815, 6322578, 9483867, 10537630, 12645156, 15806445, 18967734, 21075260, 31612890, 37935468, 47419335, 63225780, 94838670, 189677340]

約数ペア:

[(1, 189677340), (2, 94838670), (3, 63225780), (4, 47419335), (5, 37935468), (6, 31612890), (9, 21075260), (10, 18967734), (12, 15806445), (15, 12645156), (18, 10537630), (20, 9483867), (30, 6322578), (36, 5268815), (45, 4215052), (60, 3161289), (90, 2107526), (180, 1053763), (421, 450540), (842, 225270), (1263, 150180), (1684, 112635), (2105, 90108), (2503, 75780), (2526, 75090), (3789, 50060), (4210, 45054), (5006, 37890), (5052, 37545), (6315, 30036), (7509, 25260), (7578, 25030), (8420, 22527), (10012, 18945), (12515, 15156), (12630, 15018)]