260485540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 655361280

約数和(自身を除く): 394875740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 83, 116, 140, 145, 166, 203, 290, 332, 406, 415, 580, 581, 773, 812, 830, 1015, 1162, 1546, 1660, 2030, 2324, 2407, 2905, 3092, 3865, 4060, 4814, 5411, 5810, 7730, 9628, 10822, 11620, 12035, 15460, 16849, 21644, 22417, 24070, 27055, 33698, 44834, 48140, 54110, 64159, 67396, 84245, 89668, 108220, 112085, 128318, 156919, 168490, 224170, 256636, 313838, 320795, 336980, 448340, 449113, 627676, 641590, 784595, 898226, 1283180, 1569190, 1796452, 1860611, 2245565, 3138380, 3721222, 4491130, 7442444, 8982260, 9303055, 13024277, 18606110, 26048554, 37212220, 52097108, 65121385, 130242770, 260485540]

約数ペア:

[(1, 260485540), (2, 130242770), (4, 65121385), (5, 52097108), (7, 37212220), (10, 26048554), (14, 18606110), (20, 13024277), (28, 9303055), (29, 8982260), (35, 7442444), (58, 4491130), (70, 3721222), (83, 3138380), (116, 2245565), (140, 1860611), (145, 1796452), (166, 1569190), (203, 1283180), (290, 898226), (332, 784595), (406, 641590), (415, 627676), (580, 449113), (581, 448340), (773, 336980), (812, 320795), (830, 313838), (1015, 256636), (1162, 224170), (1546, 168490), (1660, 156919), (2030, 128318), (2324, 112085), (2407, 108220), (2905, 89668), (3092, 84245), (3865, 67396), (4060, 64159), (4814, 54110), (5411, 48140), (5810, 44834), (7730, 33698), (9628, 27055), (10822, 24070), (11620, 22417), (12035, 21644), (15460, 16849)]