128443040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:235

約数の個数: 192

約数和(自身を含む): 365783040

約数和(自身を除く): 237340000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 32, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 160, 167, 176, 184, 190, 209, 220, 230, 253, 304, 334, 352, 368, 380, 418, 437, 440, 460, 506, 608, 668, 736, 760, 835, 836, 874, 880, 920, 1012, 1045, 1265, 1336, 1520, 1670, 1672, 1748, 1760, 1837, 1840, 2024, 2090, 2185, 2530, 2672, 3040, 3173, 3340, 3344, 3496, 3674, 3680, 3841, 4048, 4180, 4370, 4807, 5060, 5344, 6346, 6680, 6688, 6992, 7348, 7682, 8096, 8360, 8740, 9185, 9614, 10120, 12692, 13360, 13984, 14696, 15364, 15865, 16720, 17480, 18370, 19205, 19228, 20240, 24035, 25384, 26720, 29392, 30728, 31730, 33440, 34903, 34960, 36740, 38410, 38456, 40480, 42251, 48070, 50768, 58784, 61456, 63460, 69806, 69920, 72979, 73480, 76820, 76912, 84502, 96140, 101536, 122912, 126920, 139612, 145958, 146960, 153640, 153824, 169004, 174515, 192280, 211255, 253840, 279224, 291916, 293920, 307280, 338008, 349030, 364895, 384560, 422510, 507680, 558448, 583832, 614560, 676016, 698060, 729790, 769120, 802769, 845020, 1116896, 1167664, 1352032, 1396120, 1459580, 1605538, 1690040, 2335328, 2792240, 2919160, 3211076, 3380080, 4013845, 5584480, 5838320, 6422152, 6760160, 8027690, 11676640, 12844304, 16055380, 25688608, 32110760, 64221520, 128443040]

約数ペア:

[(1, 128443040), (2, 64221520), (4, 32110760), (5, 25688608), (8, 16055380), (10, 12844304), (11, 11676640), (16, 8027690), (19, 6760160), (20, 6422152), (22, 5838320), (23, 5584480), (32, 4013845), (38, 3380080), (40, 3211076), (44, 2919160), (46, 2792240), (55, 2335328), (76, 1690040), (80, 1605538), (88, 1459580), (92, 1396120), (95, 1352032), (110, 1167664), (115, 1116896), (152, 845020), (160, 802769), (167, 769120), (176, 729790), (184, 698060), (190, 676016), (209, 614560), (220, 583832), (230, 558448), (253, 507680), (304, 422510), (334, 384560), (352, 364895), (368, 349030), (380, 338008), (418, 307280), (437, 293920), (440, 291916), (460, 279224), (506, 253840), (608, 211255), (668, 192280), (736, 174515), (760, 169004), (835, 153824), (836, 153640), (874, 146960), (880, 145958), (920, 139612), (1012, 126920), (1045, 122912), (1265, 101536), (1336, 96140), (1520, 84502), (1670, 76912), (1672, 76820), (1748, 73480), (1760, 72979), (1837, 69920), (1840, 69806), (2024, 63460), (2090, 61456), (2185, 58784), (2530, 50768), (2672, 48070), (3040, 42251), (3173, 40480), (3340, 38456), (3344, 38410), (3496, 36740), (3674, 34960), (3680, 34903), (3841, 33440), (4048, 31730), (4180, 30728), (4370, 29392), (4807, 26720), (5060, 25384), (5344, 24035), (6346, 20240), (6680, 19228), (6688, 19205), (6992, 18370), (7348, 17480), (7682, 16720), (8096, 15865), (8360, 15364), (8740, 14696), (9185, 13984), (9614, 13360), (10120, 12692)]