16581160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 23076440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 269, 335, 460, 536, 538, 670, 920, 1076, 1340, 1345, 1541, 2152, 2680, 2690, 3082, 5380, 6164, 6187, 7705, 10760, 12328, 12374, 15410, 18023, 24748, 30820, 30935, 36046, 49496, 61640, 61870, 72092, 90115, 123740, 144184, 180230, 247480, 360460, 414529, 720920, 829058, 1658116, 2072645, 3316232, 4145290, 8290580, 16581160]

約数ペア:

[(1, 16581160), (2, 8290580), (4, 4145290), (5, 3316232), (8, 2072645), (10, 1658116), (20, 829058), (23, 720920), (40, 414529), (46, 360460), (67, 247480), (92, 180230), (115, 144184), (134, 123740), (184, 90115), (230, 72092), (268, 61870), (269, 61640), (335, 49496), (460, 36046), (536, 30935), (538, 30820), (670, 24748), (920, 18023), (1076, 15410), (1340, 12374), (1345, 12328), (1541, 10760), (2152, 7705), (2680, 6187), (2690, 6164), (3082, 5380)]