74779980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3907}}^1$

素因数の和:3959

約数の個数: 96

約数和(自身を含む): 236355840

約数和(自身を除く): 161575860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1276, 1595, 1740, 1914, 3190, 3828, 3907, 4785, 6380, 7814, 9570, 11721, 15628, 19140, 19535, 23442, 39070, 42977, 46884, 58605, 78140, 85954, 113303, 117210, 128931, 171908, 214885, 226606, 234420, 257862, 339909, 429770, 453212, 515724, 566515, 644655, 679818, 859540, 1133030, 1246333, 1289310, 1359636, 1699545, 2266060, 2492666, 2578620, 3399090, 3738999, 4985332, 6231665, 6798180, 7477998, 12463330, 14955996, 18694995, 24926660, 37389990, 74779980]

約数ペア:

[(1, 74779980), (2, 37389990), (3, 24926660), (4, 18694995), (5, 14955996), (6, 12463330), (10, 7477998), (11, 6798180), (12, 6231665), (15, 4985332), (20, 3738999), (22, 3399090), (29, 2578620), (30, 2492666), (33, 2266060), (44, 1699545), (55, 1359636), (58, 1289310), (60, 1246333), (66, 1133030), (87, 859540), (110, 679818), (116, 644655), (132, 566515), (145, 515724), (165, 453212), (174, 429770), (220, 339909), (290, 257862), (319, 234420), (330, 226606), (348, 214885), (435, 171908), (580, 128931), (638, 117210), (660, 113303), (870, 85954), (957, 78140), (1276, 58605), (1595, 46884), (1740, 42977), (1914, 39070), (3190, 23442), (3828, 19535), (3907, 19140), (4785, 15628), (6380, 11721), (7814, 9570)]