84141440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1$

素因数の和:4291

約数の個数: 64

約数和(自身を含む): 207688320

約数和(自身を除く): 123546880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4241, 4960, 8482, 9920, 16964, 19840, 21205, 33928, 42410, 67856, 84820, 131471, 135712, 169640, 262942, 271424, 339280, 525884, 542848, 657355, 678560, 1051768, 1314710, 1357120, 2103536, 2629420, 2714240, 4207072, 5258840, 8414144, 10517680, 16828288, 21035360, 42070720, 84141440]

約数ペア:

[(1, 84141440), (2, 42070720), (4, 21035360), (5, 16828288), (8, 10517680), (10, 8414144), (16, 5258840), (20, 4207072), (31, 2714240), (32, 2629420), (40, 2103536), (62, 1357120), (64, 1314710), (80, 1051768), (124, 678560), (128, 657355), (155, 542848), (160, 525884), (248, 339280), (310, 271424), (320, 262942), (496, 169640), (620, 135712), (640, 131471), (992, 84820), (1240, 67856), (1984, 42410), (2480, 33928), (3968, 21205), (4241, 19840), (4960, 16964), (8482, 9920)]