72914160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:487

約数の個数: 160

約数和(自身を含む): 250698240

約数和(自身を除く): 177784080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 132, 142, 165, 176, 213, 220, 240, 264, 284, 330, 355, 389, 426, 440, 528, 568, 660, 710, 778, 781, 852, 880, 1065, 1136, 1167, 1320, 1420, 1556, 1562, 1704, 1945, 2130, 2334, 2343, 2640, 2840, 3112, 3124, 3408, 3890, 3905, 4260, 4279, 4668, 4686, 5680, 5835, 6224, 6248, 7780, 7810, 8520, 8558, 9336, 9372, 11670, 11715, 12496, 12837, 15560, 15620, 17040, 17116, 18672, 18744, 21395, 23340, 23430, 25674, 27619, 31120, 31240, 34232, 37488, 42790, 46680, 46860, 51348, 55238, 62480, 64185, 68464, 82857, 85580, 93360, 93720, 102696, 110476, 128370, 138095, 165714, 171160, 187440, 205392, 220952, 256740, 276190, 303809, 331428, 342320, 414285, 441904, 513480, 552380, 607618, 662856, 828570, 911427, 1026960, 1104760, 1215236, 1325712, 1519045, 1657140, 1822854, 2209520, 2430472, 3038090, 3314280, 3645708, 4557135, 4860944, 6076180, 6628560, 7291416, 9114270, 12152360, 14582832, 18228540, 24304720, 36457080, 72914160]

約数ペア:

[(1, 72914160), (2, 36457080), (3, 24304720), (4, 18228540), (5, 14582832), (6, 12152360), (8, 9114270), (10, 7291416), (11, 6628560), (12, 6076180), (15, 4860944), (16, 4557135), (20, 3645708), (22, 3314280), (24, 3038090), (30, 2430472), (33, 2209520), (40, 1822854), (44, 1657140), (48, 1519045), (55, 1325712), (60, 1215236), (66, 1104760), (71, 1026960), (80, 911427), (88, 828570), (110, 662856), (120, 607618), (132, 552380), (142, 513480), (165, 441904), (176, 414285), (213, 342320), (220, 331428), (240, 303809), (264, 276190), (284, 256740), (330, 220952), (355, 205392), (389, 187440), (426, 171160), (440, 165714), (528, 138095), (568, 128370), (660, 110476), (710, 102696), (778, 93720), (781, 93360), (852, 85580), (880, 82857), (1065, 68464), (1136, 64185), (1167, 62480), (1320, 55238), (1420, 51348), (1556, 46860), (1562, 46680), (1704, 42790), (1945, 37488), (2130, 34232), (2334, 31240), (2343, 31120), (2640, 27619), (2840, 25674), (3112, 23430), (3124, 23340), (3408, 21395), (3890, 18744), (3905, 18672), (4260, 17116), (4279, 17040), (4668, 15620), (4686, 15560), (5680, 12837), (5835, 12496), (6224, 11715), (6248, 11670), (7780, 9372), (7810, 9336), (8520, 8558)]