431188340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 1081092096

約数和(自身を除く): 649903756

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 110, 121, 170, 187, 188, 220, 223, 235, 242, 340, 374, 446, 470, 484, 517, 605, 748, 799, 892, 935, 940, 1034, 1115, 1210, 1598, 1870, 2057, 2068, 2230, 2420, 2453, 2585, 3196, 3740, 3791, 3995, 4114, 4460, 4906, 5170, 5687, 7582, 7990, 8228, 8789, 9812, 10285, 10340, 10481, 11374, 12265, 15164, 15980, 17578, 18955, 20570, 20962, 22748, 24530, 26983, 28435, 35156, 37910, 41140, 41701, 41924, 43945, 49060, 52405, 53966, 56870, 75820, 83402, 87890, 96679, 104810, 107932, 113740, 115291, 134915, 166804, 175780, 178177, 193358, 208505, 209620, 230582, 269830, 356354, 386716, 417010, 458711, 461164, 483395, 539660, 576455, 712708, 834020, 890885, 917422, 966790, 1152910, 1268201, 1781770, 1834844, 1933580, 1959947, 2293555, 2305820, 2536402, 3563540, 3919894, 4587110, 5072804, 6341005, 7839788, 9174220, 9799735, 12682010, 19599470, 21559417, 25364020, 39198940, 43118834, 86237668, 107797085, 215594170, 431188340]

約数ペア:

[(1, 431188340), (2, 215594170), (4, 107797085), (5, 86237668), (10, 43118834), (11, 39198940), (17, 25364020), (20, 21559417), (22, 19599470), (34, 12682010), (44, 9799735), (47, 9174220), (55, 7839788), (68, 6341005), (85, 5072804), (94, 4587110), (110, 3919894), (121, 3563540), (170, 2536402), (187, 2305820), (188, 2293555), (220, 1959947), (223, 1933580), (235, 1834844), (242, 1781770), (340, 1268201), (374, 1152910), (446, 966790), (470, 917422), (484, 890885), (517, 834020), (605, 712708), (748, 576455), (799, 539660), (892, 483395), (935, 461164), (940, 458711), (1034, 417010), (1115, 386716), (1210, 356354), (1598, 269830), (1870, 230582), (2057, 209620), (2068, 208505), (2230, 193358), (2420, 178177), (2453, 175780), (2585, 166804), (3196, 134915), (3740, 115291), (3791, 113740), (3995, 107932), (4114, 104810), (4460, 96679), (4906, 87890), (5170, 83402), (5687, 75820), (7582, 56870), (7990, 53966), (8228, 52405), (8789, 49060), (9812, 43945), (10285, 41924), (10340, 41701), (10481, 41140), (11374, 37910), (12265, 35156), (15164, 28435), (15980, 26983), (17578, 24530), (18955, 22748), (20570, 20962)]