29921760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1889}}^1$

素因数の和:1921

約数の個数: 144

約数和(自身を含む): 111449520

約数和(自身を除く): 81527760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1889, 1980, 2640, 3168, 3778, 3960, 5280, 5667, 7556, 7920, 9445, 11334, 15112, 15840, 17001, 18890, 20779, 22668, 28335, 30224, 34002, 37780, 41558, 45336, 56670, 60448, 62337, 68004, 75560, 83116, 85005, 90672, 103895, 113340, 124674, 136008, 151120, 166232, 170010, 181344, 187011, 207790, 226680, 249348, 272016, 302240, 311685, 332464, 340020, 374022, 415580, 453360, 498696, 544032, 623370, 664928, 680040, 748044, 831160, 906720, 935055, 997392, 1246740, 1360080, 1496088, 1662320, 1870110, 1994784, 2493480, 2720160, 2992176, 3324640, 3740220, 4986960, 5984352, 7480440, 9973920, 14960880, 29921760]

約数ペア:

[(1, 29921760), (2, 14960880), (3, 9973920), (4, 7480440), (5, 5984352), (6, 4986960), (8, 3740220), (9, 3324640), (10, 2992176), (11, 2720160), (12, 2493480), (15, 1994784), (16, 1870110), (18, 1662320), (20, 1496088), (22, 1360080), (24, 1246740), (30, 997392), (32, 935055), (33, 906720), (36, 831160), (40, 748044), (44, 680040), (45, 664928), (48, 623370), (55, 544032), (60, 498696), (66, 453360), (72, 415580), (80, 374022), (88, 340020), (90, 332464), (96, 311685), (99, 302240), (110, 272016), (120, 249348), (132, 226680), (144, 207790), (160, 187011), (165, 181344), (176, 170010), (180, 166232), (198, 151120), (220, 136008), (240, 124674), (264, 113340), (288, 103895), (330, 90672), (352, 85005), (360, 83116), (396, 75560), (440, 68004), (480, 62337), (495, 60448), (528, 56670), (660, 45336), (720, 41558), (792, 37780), (880, 34002), (990, 30224), (1056, 28335), (1320, 22668), (1440, 20779), (1584, 18890), (1760, 17001), (1889, 15840), (1980, 15112), (2640, 11334), (3168, 9445), (3778, 7920), (3960, 7556), (5280, 5667)]