291214620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52189}}^1$

素因数の和:52235

約数の個数: 72

約数和(自身を含む): 911863680

約数和(自身を除く): 620649060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 52189, 104378, 156567, 208756, 260945, 313134, 469701, 521890, 626268, 782835, 939402, 1043780, 1565670, 1617859, 1878804, 2348505, 3131340, 3235718, 4697010, 4853577, 6471436, 8089295, 9394020, 9707154, 14560731, 16178590, 19414308, 24267885, 29121462, 32357180, 48535770, 58242924, 72803655, 97071540, 145607310, 291214620]

約数ペア:

[(1, 291214620), (2, 145607310), (3, 97071540), (4, 72803655), (5, 58242924), (6, 48535770), (9, 32357180), (10, 29121462), (12, 24267885), (15, 19414308), (18, 16178590), (20, 14560731), (30, 9707154), (31, 9394020), (36, 8089295), (45, 6471436), (60, 4853577), (62, 4697010), (90, 3235718), (93, 3131340), (124, 2348505), (155, 1878804), (180, 1617859), (186, 1565670), (279, 1043780), (310, 939402), (372, 782835), (465, 626268), (558, 521890), (620, 469701), (930, 313134), (1116, 260945), (1395, 208756), (1860, 156567), (2790, 104378), (5580, 52189)]