90666180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1634

約数の個数: 144

約数和(自身を含む): 310564800

約数和(自身を除く): 219898620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 522, 580, 638, 660, 870, 957, 990, 1044, 1276, 1305, 1579, 1595, 1740, 1914, 1980, 2610, 2871, 3158, 3190, 3828, 4737, 4785, 5220, 5742, 6316, 6380, 7895, 9474, 9570, 11484, 14211, 14355, 15790, 17369, 18948, 19140, 23685, 28422, 28710, 31580, 34738, 45791, 47370, 52107, 56844, 57420, 69476, 71055, 86845, 91582, 94740, 104214, 137373, 142110, 156321, 173690, 183164, 208428, 228955, 260535, 274746, 284220, 312642, 347380, 412119, 457910, 503701, 521070, 549492, 625284, 686865, 781605, 824238, 915820, 1007402, 1042140, 1373730, 1511103, 1563210, 1648476, 2014804, 2060595, 2518505, 2747460, 3022206, 3126420, 4121190, 4533309, 5037010, 6044412, 7555515, 8242380, 9066618, 10074020, 15111030, 18133236, 22666545, 30222060, 45333090, 90666180]

約数ペア:

[(1, 90666180), (2, 45333090), (3, 30222060), (4, 22666545), (5, 18133236), (6, 15111030), (9, 10074020), (10, 9066618), (11, 8242380), (12, 7555515), (15, 6044412), (18, 5037010), (20, 4533309), (22, 4121190), (29, 3126420), (30, 3022206), (33, 2747460), (36, 2518505), (44, 2060595), (45, 2014804), (55, 1648476), (58, 1563210), (60, 1511103), (66, 1373730), (87, 1042140), (90, 1007402), (99, 915820), (110, 824238), (116, 781605), (132, 686865), (145, 625284), (165, 549492), (174, 521070), (180, 503701), (198, 457910), (220, 412119), (261, 347380), (290, 312642), (319, 284220), (330, 274746), (348, 260535), (396, 228955), (435, 208428), (495, 183164), (522, 173690), (580, 156321), (638, 142110), (660, 137373), (870, 104214), (957, 94740), (990, 91582), (1044, 86845), (1276, 71055), (1305, 69476), (1579, 57420), (1595, 56844), (1740, 52107), (1914, 47370), (1980, 45791), (2610, 34738), (2871, 31580), (3158, 28710), (3190, 28422), (3828, 23685), (4737, 19140), (4785, 18948), (5220, 17369), (5742, 15790), (6316, 14355), (6380, 14211), (7895, 11484), (9474, 9570)]