19663994340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{69011}}^1$

素因数の和:70609

約数の個数: 72

約数和(自身を含む): 59685994368

約数和(自身を除く): 40022000028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1583, 3166, 4749, 6332, 7915, 9498, 14247, 15830, 18996, 23745, 28494, 31660, 47490, 56988, 69011, 71235, 94980, 138022, 142470, 207033, 276044, 284940, 345055, 414066, 621099, 690110, 828132, 1035165, 1242198, 1380220, 2070330, 2484396, 3105495, 4140660, 6210990, 12421980, 109244413, 218488826, 327733239, 436977652, 546222065, 655466478, 983199717, 1092444130, 1310932956, 1638666195, 1966399434, 2184888260, 3277332390, 3932798868, 4915998585, 6554664780, 9831997170, 19663994340]

約数ペア:

[(1, 19663994340), (2, 9831997170), (3, 6554664780), (4, 4915998585), (5, 3932798868), (6, 3277332390), (9, 2184888260), (10, 1966399434), (12, 1638666195), (15, 1310932956), (18, 1092444130), (20, 983199717), (30, 655466478), (36, 546222065), (45, 436977652), (60, 327733239), (90, 218488826), (180, 109244413), (1583, 12421980), (3166, 6210990), (4749, 4140660), (6332, 3105495), (7915, 2484396), (9498, 2070330), (14247, 1380220), (15830, 1242198), (18996, 1035165), (23745, 828132), (28494, 690110), (31660, 621099), (47490, 414066), (56988, 345055), (69011, 284940), (71235, 276044), (94980, 207033), (138022, 142470)]