74959940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 183859200

約数和(自身を除く): 108899260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 79, 95, 110, 158, 190, 209, 220, 227, 316, 380, 395, 418, 454, 790, 836, 869, 908, 1045, 1135, 1501, 1580, 1738, 2090, 2270, 2497, 3002, 3476, 4180, 4313, 4345, 4540, 4994, 6004, 7505, 8626, 8690, 9988, 12485, 15010, 16511, 17252, 17380, 17933, 21565, 24970, 30020, 33022, 35866, 43130, 47443, 49940, 66044, 71732, 82555, 86260, 89665, 94886, 165110, 179330, 189772, 197263, 237215, 330220, 340727, 358660, 394526, 474430, 681454, 789052, 948860, 986315, 1362908, 1703635, 1972630, 3407270, 3747997, 3945260, 6814540, 7495994, 14991988, 18739985, 37479970, 74959940]

約数ペア:

[(1, 74959940), (2, 37479970), (4, 18739985), (5, 14991988), (10, 7495994), (11, 6814540), (19, 3945260), (20, 3747997), (22, 3407270), (38, 1972630), (44, 1703635), (55, 1362908), (76, 986315), (79, 948860), (95, 789052), (110, 681454), (158, 474430), (190, 394526), (209, 358660), (220, 340727), (227, 330220), (316, 237215), (380, 197263), (395, 189772), (418, 179330), (454, 165110), (790, 94886), (836, 89665), (869, 86260), (908, 82555), (1045, 71732), (1135, 66044), (1501, 49940), (1580, 47443), (1738, 43130), (2090, 35866), (2270, 33022), (2497, 30020), (3002, 24970), (3476, 21565), (4180, 17933), (4313, 17380), (4345, 17252), (4540, 16511), (4994, 15010), (6004, 12485), (7505, 9988), (8626, 8690)]