83344640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 220752000

約数和(自身を除く): 137407360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 149, 152, 160, 184, 190, 230, 256, 298, 304, 320, 368, 380, 437, 460, 596, 608, 640, 736, 745, 760, 874, 920, 1192, 1216, 1280, 1472, 1490, 1520, 1748, 1840, 2185, 2384, 2432, 2831, 2944, 2980, 3040, 3427, 3496, 3680, 4370, 4768, 4864, 5662, 5888, 5960, 6080, 6854, 6992, 7360, 8740, 9536, 11324, 11920, 12160, 13708, 13984, 14155, 14720, 17135, 17480, 19072, 22648, 23840, 24320, 27416, 27968, 28310, 29440, 34270, 34960, 38144, 45296, 47680, 54832, 55936, 56620, 65113, 68540, 69920, 90592, 95360, 109664, 111872, 113240, 130226, 137080, 139840, 181184, 190720, 219328, 226480, 260452, 274160, 279680, 325565, 362368, 438656, 452960, 520904, 548320, 559360, 651130, 724736, 877312, 905920, 1041808, 1096640, 1302260, 1811840, 2083616, 2193280, 2604520, 3623680, 4167232, 4386560, 5209040, 8334464, 10418080, 16668928, 20836160, 41672320, 83344640]

約数ペア:

[(1, 83344640), (2, 41672320), (4, 20836160), (5, 16668928), (8, 10418080), (10, 8334464), (16, 5209040), (19, 4386560), (20, 4167232), (23, 3623680), (32, 2604520), (38, 2193280), (40, 2083616), (46, 1811840), (64, 1302260), (76, 1096640), (80, 1041808), (92, 905920), (95, 877312), (115, 724736), (128, 651130), (149, 559360), (152, 548320), (160, 520904), (184, 452960), (190, 438656), (230, 362368), (256, 325565), (298, 279680), (304, 274160), (320, 260452), (368, 226480), (380, 219328), (437, 190720), (460, 181184), (596, 139840), (608, 137080), (640, 130226), (736, 113240), (745, 111872), (760, 109664), (874, 95360), (920, 90592), (1192, 69920), (1216, 68540), (1280, 65113), (1472, 56620), (1490, 55936), (1520, 54832), (1748, 47680), (1840, 45296), (2185, 38144), (2384, 34960), (2432, 34270), (2831, 29440), (2944, 28310), (2980, 27968), (3040, 27416), (3427, 24320), (3496, 23840), (3680, 22648), (4370, 19072), (4768, 17480), (4864, 17135), (5662, 14720), (5888, 14155), (5960, 13984), (6080, 13708), (6854, 12160), (6992, 11920), (7360, 11324), (8740, 9536)]