260083120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{877}}^1$

素因数の和:1238

約数の個数: 80

約数和(自身を含む): 662377248

約数和(自身を除く): 402294128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 337, 440, 674, 877, 880, 1348, 1685, 1754, 2696, 3370, 3508, 3707, 4385, 5392, 6740, 7016, 7414, 8770, 9647, 13480, 14032, 14828, 17540, 18535, 19294, 26960, 29656, 35080, 37070, 38588, 48235, 59312, 70160, 74140, 77176, 96470, 148280, 154352, 192940, 295549, 296560, 385880, 591098, 771760, 1182196, 1477745, 2364392, 2955490, 3251039, 4728784, 5910980, 6502078, 11821960, 13004156, 16255195, 23643920, 26008312, 32510390, 52016624, 65020780, 130041560, 260083120]

約数ペア:

[(1, 260083120), (2, 130041560), (4, 65020780), (5, 52016624), (8, 32510390), (10, 26008312), (11, 23643920), (16, 16255195), (20, 13004156), (22, 11821960), (40, 6502078), (44, 5910980), (55, 4728784), (80, 3251039), (88, 2955490), (110, 2364392), (176, 1477745), (220, 1182196), (337, 771760), (440, 591098), (674, 385880), (877, 296560), (880, 295549), (1348, 192940), (1685, 154352), (1754, 148280), (2696, 96470), (3370, 77176), (3508, 74140), (3707, 70160), (4385, 59312), (5392, 48235), (6740, 38588), (7016, 37070), (7414, 35080), (8770, 29656), (9647, 26960), (13480, 19294), (14032, 18535), (14828, 17540)]