210198804520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9311}}^1\times {\mathrm{33199}}^1$

素因数の和:42538

約数の個数: 64

約数和(自身を含む): 500836608000

約数和(自身を除く): 290637803480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 9311, 18622, 33199, 37244, 46555, 66398, 74488, 93110, 132796, 158287, 165995, 186220, 265592, 316574, 331990, 372440, 564383, 633148, 663980, 791435, 1128766, 1266296, 1327960, 1582870, 2257532, 2821915, 3165740, 4515064, 5643830, 6331480, 11287660, 22575320, 309115889, 618231778, 1236463556, 1545579445, 2472927112, 3091158890, 5254970113, 6182317780, 10509940226, 12364635560, 21019880452, 26274850565, 42039760904, 52549701130, 105099402260, 210198804520]

約数ペア:

[(1, 210198804520), (2, 105099402260), (4, 52549701130), (5, 42039760904), (8, 26274850565), (10, 21019880452), (17, 12364635560), (20, 10509940226), (34, 6182317780), (40, 5254970113), (68, 3091158890), (85, 2472927112), (136, 1545579445), (170, 1236463556), (340, 618231778), (680, 309115889), (9311, 22575320), (18622, 11287660), (33199, 6331480), (37244, 5643830), (46555, 4515064), (66398, 3165740), (74488, 2821915), (93110, 2257532), (132796, 1582870), (158287, 1327960), (165995, 1266296), (186220, 1128766), (265592, 791435), (316574, 663980), (331990, 633148), (372440, 564383)]