161918640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17299}}^1$

素因数の和:17331

約数の個数: 120

約数和(自身を含む): 585639600

約数和(自身を除く): 423720960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 17299, 34598, 51897, 69196, 86495, 103794, 138392, 155691, 172990, 207588, 224887, 259485, 276784, 311382, 345980, 415176, 449774, 518970, 622764, 674661, 691960, 778455, 830352, 899548, 1037940, 1124435, 1245528, 1349322, 1383920, 1556910, 1799096, 2023983, 2075880, 2248870, 2491056, 2698644, 3113820, 3373305, 3598192, 4047966, 4151760, 4497740, 5397288, 6227640, 6746610, 8095932, 8995480, 10119915, 10794576, 12455280, 13493220, 16191864, 17990960, 20239830, 26986440, 32383728, 40479660, 53972880, 80959320, 161918640]

約数ペア:

[(1, 161918640), (2, 80959320), (3, 53972880), (4, 40479660), (5, 32383728), (6, 26986440), (8, 20239830), (9, 17990960), (10, 16191864), (12, 13493220), (13, 12455280), (15, 10794576), (16, 10119915), (18, 8995480), (20, 8095932), (24, 6746610), (26, 6227640), (30, 5397288), (36, 4497740), (39, 4151760), (40, 4047966), (45, 3598192), (48, 3373305), (52, 3113820), (60, 2698644), (65, 2491056), (72, 2248870), (78, 2075880), (80, 2023983), (90, 1799096), (104, 1556910), (117, 1383920), (120, 1349322), (130, 1245528), (144, 1124435), (156, 1037940), (180, 899548), (195, 830352), (208, 778455), (234, 691960), (240, 674661), (260, 622764), (312, 518970), (360, 449774), (390, 415176), (468, 345980), (520, 311382), (585, 276784), (624, 259485), (720, 224887), (780, 207588), (936, 172990), (1040, 155691), (1170, 138392), (1560, 103794), (1872, 86495), (2340, 69196), (3120, 51897), (4680, 34598), (9360, 17299)]