7215228

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 19219200

約数和(自身を除く): 12003972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 59, 79, 86, 118, 129, 158, 172, 177, 236, 237, 258, 316, 354, 387, 474, 516, 531, 708, 711, 774, 948, 1062, 1422, 1548, 2124, 2537, 2844, 3397, 4661, 5074, 6794, 7611, 9322, 10148, 10191, 13588, 13983, 15222, 18644, 20382, 22833, 27966, 30444, 30573, 40764, 41949, 45666, 55932, 61146, 83898, 91332, 122292, 167796, 200423, 400846, 601269, 801692, 1202538, 1803807, 2405076, 3607614, 7215228]

約数ペア:

[(1, 7215228), (2, 3607614), (3, 2405076), (4, 1803807), (6, 1202538), (9, 801692), (12, 601269), (18, 400846), (36, 200423), (43, 167796), (59, 122292), (79, 91332), (86, 83898), (118, 61146), (129, 55932), (158, 45666), (172, 41949), (177, 40764), (236, 30573), (237, 30444), (258, 27966), (316, 22833), (354, 20382), (387, 18644), (474, 15222), (516, 13983), (531, 13588), (708, 10191), (711, 10148), (774, 9322), (948, 7611), (1062, 6794), (1422, 5074), (1548, 4661), (2124, 3397), (2537, 2844)]