30928428

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 83283200

約数和(自身を除く): 52354772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 103, 114, 171, 206, 228, 309, 342, 412, 439, 618, 684, 878, 927, 1236, 1317, 1756, 1854, 1957, 2634, 3708, 3914, 3951, 5268, 5871, 7828, 7902, 8341, 11742, 15804, 16682, 17613, 23484, 25023, 33364, 35226, 45217, 50046, 70452, 75069, 90434, 100092, 135651, 150138, 180868, 271302, 300276, 406953, 542604, 813906, 859123, 1627812, 1718246, 2577369, 3436492, 5154738, 7732107, 10309476, 15464214, 30928428]

約数ペア:

[(1, 30928428), (2, 15464214), (3, 10309476), (4, 7732107), (6, 5154738), (9, 3436492), (12, 2577369), (18, 1718246), (19, 1627812), (36, 859123), (38, 813906), (57, 542604), (76, 406953), (103, 300276), (114, 271302), (171, 180868), (206, 150138), (228, 135651), (309, 100092), (342, 90434), (412, 75069), (439, 70452), (618, 50046), (684, 45217), (878, 35226), (927, 33364), (1236, 25023), (1317, 23484), (1756, 17613), (1854, 16682), (1957, 15804), (2634, 11742), (3708, 8341), (3914, 7902), (3951, 7828), (5268, 5871)]