312498928

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 748344960

約数和(自身を除く): 435846032

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 59, 76, 112, 118, 131, 133, 152, 236, 262, 266, 304, 361, 413, 472, 524, 532, 722, 826, 917, 944, 1048, 1064, 1121, 1444, 1652, 1834, 2096, 2128, 2242, 2489, 2527, 2888, 3304, 3668, 4484, 4978, 5054, 5776, 6608, 7336, 7729, 7847, 8968, 9956, 10108, 14672, 15458, 15694, 17423, 17936, 19912, 20216, 21299, 30916, 31388, 34846, 39824, 40432, 42598, 47291, 54103, 61832, 62776, 69692, 85196, 94582, 108206, 123664, 125552, 139384, 146851, 149093, 170392, 189164, 216412, 278768, 293702, 298186, 331037, 340784, 378328, 432824, 587404, 596372, 662074, 756656, 865648, 1027957, 1174808, 1192744, 1324148, 2055914, 2349616, 2385488, 2648296, 2790169, 4111828, 5296592, 5580338, 8223656, 11160676, 16447312, 19531183, 22321352, 39062366, 44642704, 78124732, 156249464, 312498928]

約数ペア:

[(1, 312498928), (2, 156249464), (4, 78124732), (7, 44642704), (8, 39062366), (14, 22321352), (16, 19531183), (19, 16447312), (28, 11160676), (38, 8223656), (56, 5580338), (59, 5296592), (76, 4111828), (112, 2790169), (118, 2648296), (131, 2385488), (133, 2349616), (152, 2055914), (236, 1324148), (262, 1192744), (266, 1174808), (304, 1027957), (361, 865648), (413, 756656), (472, 662074), (524, 596372), (532, 587404), (722, 432824), (826, 378328), (917, 340784), (944, 331037), (1048, 298186), (1064, 293702), (1121, 278768), (1444, 216412), (1652, 189164), (1834, 170392), (2096, 149093), (2128, 146851), (2242, 139384), (2489, 125552), (2527, 123664), (2888, 108206), (3304, 94582), (3668, 85196), (4484, 69692), (4978, 62776), (5054, 61832), (5776, 54103), (6608, 47291), (7336, 42598), (7729, 40432), (7847, 39824), (8968, 34846), (9956, 31388), (10108, 30916), (14672, 21299), (15458, 20216), (15694, 19912), (17423, 17936)]