720814908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{13417}}^1$

素因数の和:13483

約数の個数: 72

約数和(自身を含む): 1898808016

約数和(自身を除く): 1177993108

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 121, 132, 148, 222, 242, 363, 407, 444, 484, 726, 814, 1221, 1452, 1628, 2442, 4477, 4884, 8954, 13417, 13431, 17908, 26834, 26862, 40251, 53668, 53724, 80502, 147587, 161004, 295174, 442761, 496429, 590348, 885522, 992858, 1489287, 1623457, 1771044, 1985716, 2978574, 3246914, 4870371, 5460719, 5957148, 6493828, 9740742, 10921438, 16382157, 19481484, 21842876, 32764314, 60067909, 65528628, 120135818, 180203727, 240271636, 360407454, 720814908]

約数ペア:

[(1, 720814908), (2, 360407454), (3, 240271636), (4, 180203727), (6, 120135818), (11, 65528628), (12, 60067909), (22, 32764314), (33, 21842876), (37, 19481484), (44, 16382157), (66, 10921438), (74, 9740742), (111, 6493828), (121, 5957148), (132, 5460719), (148, 4870371), (222, 3246914), (242, 2978574), (363, 1985716), (407, 1771044), (444, 1623457), (484, 1489287), (726, 992858), (814, 885522), (1221, 590348), (1452, 496429), (1628, 442761), (2442, 295174), (4477, 161004), (4884, 147587), (8954, 80502), (13417, 53724), (13431, 53668), (17908, 40251), (26834, 26862)]