61429280

素因数分解:

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

素因数の和:223

約数の個数: 144

約数和(自身を含む): 168920640

約数和(自身を除く): 107491360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 167, 176, 190, 209, 220, 242, 304, 334, 352, 380, 418, 440, 484, 605, 608, 668, 760, 835, 836, 880, 968, 1045, 1210, 1336, 1520, 1670, 1672, 1760, 1837, 1936, 2090, 2299, 2420, 2672, 3040, 3173, 3340, 3344, 3674, 3872, 4180, 4598, 4840, 5344, 6346, 6680, 6688, 7348, 8360, 9185, 9196, 9680, 11495, 12692, 13360, 14696, 15865, 16720, 18370, 18392, 19360, 20207, 22990, 25384, 26720, 29392, 31730, 33440, 34903, 36740, 36784, 40414, 45980, 50768, 58784, 63460, 69806, 73480, 73568, 80828, 91960, 101035, 101536, 126920, 139612, 146960, 161656, 174515, 183920, 202070, 253840, 279224, 293920, 323312, 349030, 367840, 383933, 404140, 507680, 558448, 646624, 698060, 767866, 808280, 1116896, 1396120, 1535732, 1616560, 1919665, 2792240, 3071464, 3233120, 3839330, 5584480, 6142928, 7678660, 12285856, 15357320, 30714640, 61429280]

約数ペア:

[(1, 61429280), (2, 30714640), (4, 15357320), (5, 12285856), (8, 7678660), (10, 6142928), (11, 5584480), (16, 3839330), (19, 3233120), (20, 3071464), (22, 2792240), (32, 1919665), (38, 1616560), (40, 1535732), (44, 1396120), (55, 1116896), (76, 808280), (80, 767866), (88, 698060), (95, 646624), (110, 558448), (121, 507680), (152, 404140), (160, 383933), (167, 367840), (176, 349030), (190, 323312), (209, 293920), (220, 279224), (242, 253840), (304, 202070), (334, 183920), (352, 174515), (380, 161656), (418, 146960), (440, 139612), (484, 126920), (605, 101536), (608, 101035), (668, 91960), (760, 80828), (835, 73568), (836, 73480), (880, 69806), (968, 63460), (1045, 58784), (1210, 50768), (1336, 45980), (1520, 40414), (1670, 36784), (1672, 36740), (1760, 34903), (1837, 33440), (1936, 31730), (2090, 29392), (2299, 26720), (2420, 25384), (2672, 22990), (3040, 20207), (3173, 19360), (3340, 18392), (3344, 18370), (3674, 16720), (3872, 15865), (4180, 14696), (4598, 13360), (4840, 12692), (5344, 11495), (6346, 9680), (6680, 9196), (6688, 9185), (7348, 8360)]