211565440

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11399}}^1$

素因数の和:11447

約数の個数: 64

約数和(自身を含む): 523260000

約数和(自身を除く): 311694560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 9280, 11399, 18560, 22798, 45596, 56995, 91192, 113990, 182384, 227980, 330571, 364768, 455960, 661142, 729536, 911920, 1322284, 1459072, 1652855, 1823840, 2644568, 3305710, 3647680, 5289136, 6611420, 7295360, 10578272, 13222840, 21156544, 26445680, 42313088, 52891360, 105782720, 211565440]

約数ペア:

[(1, 211565440), (2, 105782720), (4, 52891360), (5, 42313088), (8, 26445680), (10, 21156544), (16, 13222840), (20, 10578272), (29, 7295360), (32, 6611420), (40, 5289136), (58, 3647680), (64, 3305710), (80, 2644568), (116, 1823840), (128, 1652855), (145, 1459072), (160, 1322284), (232, 911920), (290, 729536), (320, 661142), (464, 455960), (580, 364768), (640, 330571), (928, 227980), (1160, 182384), (1856, 113990), (2320, 91192), (3712, 56995), (4640, 45596), (9280, 22798), (11399, 18560)]