642946320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1174

約数の個数: 240

約数和(自身を含む): 2327856960

約数和(自身を除く): 1684910640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 43, 45, 48, 57, 60, 72, 76, 80, 86, 90, 95, 114, 120, 129, 144, 152, 171, 172, 180, 190, 215, 228, 240, 258, 285, 304, 342, 344, 360, 380, 387, 430, 456, 516, 570, 645, 684, 688, 720, 760, 774, 817, 855, 860, 912, 1032, 1093, 1140, 1290, 1368, 1520, 1548, 1634, 1710, 1720, 1935, 2064, 2186, 2280, 2451, 2580, 2736, 3096, 3268, 3279, 3420, 3440, 3870, 4085, 4372, 4560, 4902, 5160, 5465, 6192, 6536, 6558, 6840, 7353, 7740, 8170, 8744, 9804, 9837, 10320, 10930, 12255, 13072, 13116, 13680, 14706, 15480, 16340, 16395, 17488, 19608, 19674, 20767, 21860, 24510, 26232, 29412, 30960, 32680, 32790, 36765, 39216, 39348, 41534, 43720, 46999, 49020, 49185, 52464, 58824, 62301, 65360, 65580, 73530, 78696, 83068, 87440, 93998, 98040, 98370, 103835, 117648, 124602, 131160, 140997, 147060, 157392, 166136, 186903, 187996, 196080, 196740, 207670, 234995, 249204, 262320, 281994, 294120, 311505, 332272, 373806, 375992, 393480, 415340, 422991, 469990, 498408, 563988, 588240, 623010, 704985, 747612, 751984, 786960, 830680, 845982, 892981, 934515, 939980, 996816, 1127976, 1246020, 1409970, 1495224, 1661360, 1691964, 1785962, 1869030, 1879960, 2114955, 2255952, 2492040, 2678943, 2819940, 2990448, 3383928, 3571924, 3738060, 3759920, 4229910, 4464905, 4984080, 5357886, 5639880, 6767856, 7143848, 7476120, 8036829, 8459820, 8929810, 10715772, 11279760, 13394715, 14287696, 14952240, 16073658, 16919640, 17859620, 21431544, 26789430, 32147316, 33839280, 35719240, 40184145, 42863088, 53578860, 64294632, 71438480, 80368290, 107157720, 128589264, 160736580, 214315440, 321473160, 642946320]

約数ペア:

[(1, 642946320), (2, 321473160), (3, 214315440), (4, 160736580), (5, 128589264), (6, 107157720), (8, 80368290), (9, 71438480), (10, 64294632), (12, 53578860), (15, 42863088), (16, 40184145), (18, 35719240), (19, 33839280), (20, 32147316), (24, 26789430), (30, 21431544), (36, 17859620), (38, 16919640), (40, 16073658), (43, 14952240), (45, 14287696), (48, 13394715), (57, 11279760), (60, 10715772), (72, 8929810), (76, 8459820), (80, 8036829), (86, 7476120), (90, 7143848), (95, 6767856), (114, 5639880), (120, 5357886), (129, 4984080), (144, 4464905), (152, 4229910), (171, 3759920), (172, 3738060), (180, 3571924), (190, 3383928), (215, 2990448), (228, 2819940), (240, 2678943), (258, 2492040), (285, 2255952), (304, 2114955), (342, 1879960), (344, 1869030), (360, 1785962), (380, 1691964), (387, 1661360), (430, 1495224), (456, 1409970), (516, 1246020), (570, 1127976), (645, 996816), (684, 939980), (688, 934515), (720, 892981), (760, 845982), (774, 830680), (817, 786960), (855, 751984), (860, 747612), (912, 704985), (1032, 623010), (1093, 588240), (1140, 563988), (1290, 498408), (1368, 469990), (1520, 422991), (1548, 415340), (1634, 393480), (1710, 375992), (1720, 373806), (1935, 332272), (2064, 311505), (2186, 294120), (2280, 281994), (2451, 262320), (2580, 249204), (2736, 234995), (3096, 207670), (3268, 196740), (3279, 196080), (3420, 187996), (3440, 186903), (3870, 166136), (4085, 157392), (4372, 147060), (4560, 140997), (4902, 131160), (5160, 124602), (5465, 117648), (6192, 103835), (6536, 98370), (6558, 98040), (6840, 93998), (7353, 87440), (7740, 83068), (8170, 78696), (8744, 73530), (9804, 65580), (9837, 65360), (10320, 62301), (10930, 58824), (12255, 52464), (13072, 49185), (13116, 49020), (13680, 46999), (14706, 43720), (15480, 41534), (16340, 39348), (16395, 39216), (17488, 36765), (19608, 32790), (19674, 32680), (20767, 30960), (21860, 29412), (24510, 26232)]