74973920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 144

約数和(自身を含む): 210461328

約数和(自身を除く): 135487408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 131, 140, 146, 160, 196, 224, 245, 262, 280, 292, 365, 392, 490, 511, 524, 560, 584, 655, 730, 784, 917, 980, 1022, 1048, 1120, 1168, 1310, 1460, 1568, 1834, 1960, 2044, 2096, 2336, 2555, 2620, 2920, 3577, 3668, 3920, 4088, 4192, 4585, 5110, 5240, 5840, 6419, 7154, 7336, 7840, 8176, 9170, 9563, 10220, 10480, 11680, 12838, 14308, 14672, 16352, 17885, 18340, 19126, 20440, 20960, 25676, 28616, 29344, 32095, 35770, 36680, 38252, 40880, 47815, 51352, 57232, 64190, 66941, 71540, 73360, 76504, 81760, 95630, 102704, 114464, 128380, 133882, 143080, 146720, 153008, 191260, 205408, 256760, 267764, 286160, 306016, 334705, 382520, 468587, 513520, 535528, 572320, 669410, 765040, 937174, 1027040, 1071056, 1338820, 1530080, 1874348, 2142112, 2342935, 2677640, 3748696, 4685870, 5355280, 7497392, 9371740, 10710560, 14994784, 18743480, 37486960, 74973920]

約数ペア:

[(1, 74973920), (2, 37486960), (4, 18743480), (5, 14994784), (7, 10710560), (8, 9371740), (10, 7497392), (14, 5355280), (16, 4685870), (20, 3748696), (28, 2677640), (32, 2342935), (35, 2142112), (40, 1874348), (49, 1530080), (56, 1338820), (70, 1071056), (73, 1027040), (80, 937174), (98, 765040), (112, 669410), (131, 572320), (140, 535528), (146, 513520), (160, 468587), (196, 382520), (224, 334705), (245, 306016), (262, 286160), (280, 267764), (292, 256760), (365, 205408), (392, 191260), (490, 153008), (511, 146720), (524, 143080), (560, 133882), (584, 128380), (655, 114464), (730, 102704), (784, 95630), (917, 81760), (980, 76504), (1022, 73360), (1048, 71540), (1120, 66941), (1168, 64190), (1310, 57232), (1460, 51352), (1568, 47815), (1834, 40880), (1960, 38252), (2044, 36680), (2096, 35770), (2336, 32095), (2555, 29344), (2620, 28616), (2920, 25676), (3577, 20960), (3668, 20440), (3920, 19126), (4088, 18340), (4192, 17885), (4585, 16352), (5110, 14672), (5240, 14308), (5840, 12838), (6419, 11680), (7154, 10480), (7336, 10220), (7840, 9563), (8176, 9170)]