69845940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16871}}^1$

素因数の和:16909

約数の個数: 72

約数和(自身を含む): 221090688

約数和(自身を除く): 151244748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 16871, 33742, 50613, 67484, 84355, 101226, 151839, 168710, 202452, 253065, 303678, 337420, 388033, 506130, 607356, 759195, 776066, 1012260, 1164099, 1518390, 1552132, 1940165, 2328198, 3036780, 3492297, 3880330, 4656396, 5820495, 6984594, 7760660, 11640990, 13969188, 17461485, 23281980, 34922970, 69845940]

約数ペア:

[(1, 69845940), (2, 34922970), (3, 23281980), (4, 17461485), (5, 13969188), (6, 11640990), (9, 7760660), (10, 6984594), (12, 5820495), (15, 4656396), (18, 3880330), (20, 3492297), (23, 3036780), (30, 2328198), (36, 1940165), (45, 1552132), (46, 1518390), (60, 1164099), (69, 1012260), (90, 776066), (92, 759195), (115, 607356), (138, 506130), (180, 388033), (207, 337420), (230, 303678), (276, 253065), (345, 202452), (414, 168710), (460, 151839), (690, 101226), (828, 84355), (1035, 67484), (1380, 50613), (2070, 33742), (4140, 16871)]