255542880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 853493760

約数和(自身を除く): 597950880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 79, 80, 92, 96, 115, 120, 138, 158, 160, 184, 230, 237, 240, 276, 293, 316, 345, 368, 395, 460, 474, 480, 552, 586, 632, 690, 736, 790, 879, 920, 948, 1104, 1172, 1185, 1264, 1380, 1465, 1580, 1758, 1817, 1840, 1896, 2208, 2344, 2370, 2528, 2760, 2930, 3160, 3516, 3634, 3680, 3792, 4395, 4688, 4740, 5451, 5520, 5860, 6320, 6739, 7032, 7268, 7584, 8790, 9085, 9376, 9480, 10902, 11040, 11720, 12640, 13478, 14064, 14536, 17580, 18170, 18960, 20217, 21804, 23147, 23440, 26956, 27255, 28128, 29072, 33695, 35160, 36340, 37920, 40434, 43608, 46294, 46880, 53912, 54510, 58144, 67390, 69441, 70320, 72680, 80868, 87216, 92588, 101085, 107824, 109020, 115735, 134780, 138882, 140640, 145360, 161736, 174432, 185176, 202170, 215648, 218040, 231470, 269560, 277764, 290720, 323472, 347205, 370352, 404340, 436080, 462940, 532381, 539120, 555528, 646944, 694410, 740704, 808680, 872160, 925880, 1064762, 1078240, 1111056, 1388820, 1597143, 1617360, 1851760, 2129524, 2222112, 2661905, 2777640, 3194286, 3234720, 3703520, 4259048, 5323810, 5555280, 6388572, 7985715, 8518096, 10647620, 11110560, 12777144, 15971430, 17036192, 21295240, 25554288, 31942860, 42590480, 51108576, 63885720, 85180960, 127771440, 255542880]

約数ペア:

[(1, 255542880), (2, 127771440), (3, 85180960), (4, 63885720), (5, 51108576), (6, 42590480), (8, 31942860), (10, 25554288), (12, 21295240), (15, 17036192), (16, 15971430), (20, 12777144), (23, 11110560), (24, 10647620), (30, 8518096), (32, 7985715), (40, 6388572), (46, 5555280), (48, 5323810), (60, 4259048), (69, 3703520), (79, 3234720), (80, 3194286), (92, 2777640), (96, 2661905), (115, 2222112), (120, 2129524), (138, 1851760), (158, 1617360), (160, 1597143), (184, 1388820), (230, 1111056), (237, 1078240), (240, 1064762), (276, 925880), (293, 872160), (316, 808680), (345, 740704), (368, 694410), (395, 646944), (460, 555528), (474, 539120), (480, 532381), (552, 462940), (586, 436080), (632, 404340), (690, 370352), (736, 347205), (790, 323472), (879, 290720), (920, 277764), (948, 269560), (1104, 231470), (1172, 218040), (1185, 215648), (1264, 202170), (1380, 185176), (1465, 174432), (1580, 161736), (1758, 145360), (1817, 140640), (1840, 138882), (1896, 134780), (2208, 115735), (2344, 109020), (2370, 107824), (2528, 101085), (2760, 92588), (2930, 87216), (3160, 80868), (3516, 72680), (3634, 70320), (3680, 69441), (3792, 67390), (4395, 58144), (4688, 54510), (4740, 53912), (5451, 46880), (5520, 46294), (5860, 43608), (6320, 40434), (6739, 37920), (7032, 36340), (7268, 35160), (7584, 33695), (8790, 29072), (9085, 28128), (9376, 27255), (9480, 26956), (10902, 23440), (11040, 23147), (11720, 21804), (12640, 20217), (13478, 18960), (14064, 18170), (14536, 17580)]