30731796

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 81454464

約数和(自身を除く): 50722668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 369, 423, 443, 492, 564, 738, 846, 886, 1329, 1476, 1692, 1772, 1927, 2658, 3854, 3987, 5316, 5781, 7708, 7974, 11562, 15948, 17343, 18163, 20821, 23124, 34686, 36326, 41642, 54489, 62463, 69372, 72652, 83284, 108978, 124926, 163467, 187389, 217956, 249852, 326934, 374778, 653868, 749556, 853661, 1707322, 2560983, 3414644, 5121966, 7682949, 10243932, 15365898, 30731796]

約数ペア:

[(1, 30731796), (2, 15365898), (3, 10243932), (4, 7682949), (6, 5121966), (9, 3414644), (12, 2560983), (18, 1707322), (36, 853661), (41, 749556), (47, 653868), (82, 374778), (94, 326934), (123, 249852), (141, 217956), (164, 187389), (188, 163467), (246, 124926), (282, 108978), (369, 83284), (423, 72652), (443, 69372), (492, 62463), (564, 54489), (738, 41642), (846, 36326), (886, 34686), (1329, 23124), (1476, 20821), (1692, 18163), (1772, 17343), (1927, 15948), (2658, 11562), (3854, 7974), (3987, 7708), (5316, 5781)]