138672560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2837}}^1$

素因数の和:2910

約数の個数: 80

約数和(自身を含む): 354727296

約数和(自身を除く): 216054736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 2837, 3055, 3760, 4888, 5674, 6110, 9776, 11348, 12220, 14185, 22696, 24440, 28370, 36881, 45392, 48880, 56740, 73762, 113480, 133339, 147524, 184405, 226960, 266678, 295048, 368810, 533356, 590096, 666695, 737620, 1066712, 1333390, 1475240, 1733407, 2133424, 2666780, 2950480, 3466814, 5333560, 6933628, 8667035, 10667120, 13867256, 17334070, 27734512, 34668140, 69336280, 138672560]

約数ペア:

[(1, 138672560), (2, 69336280), (4, 34668140), (5, 27734512), (8, 17334070), (10, 13867256), (13, 10667120), (16, 8667035), (20, 6933628), (26, 5333560), (40, 3466814), (47, 2950480), (52, 2666780), (65, 2133424), (80, 1733407), (94, 1475240), (104, 1333390), (130, 1066712), (188, 737620), (208, 666695), (235, 590096), (260, 533356), (376, 368810), (470, 295048), (520, 266678), (611, 226960), (752, 184405), (940, 147524), (1040, 133339), (1222, 113480), (1880, 73762), (2444, 56740), (2837, 48880), (3055, 45392), (3760, 36881), (4888, 28370), (5674, 24440), (6110, 22696), (9776, 14185), (11348, 12220)]