405667020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:892

約数の個数: 144

約数和(自身を含む): 1267709184

約数和(自身を除く): 862042164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 121, 132, 142, 165, 213, 220, 242, 284, 330, 355, 363, 426, 484, 605, 660, 710, 726, 781, 787, 852, 1065, 1210, 1420, 1452, 1562, 1574, 1815, 2130, 2343, 2361, 2420, 3124, 3148, 3630, 3905, 3935, 4260, 4686, 4722, 7260, 7810, 7870, 8591, 8657, 9372, 9444, 11715, 11805, 15620, 15740, 17182, 17314, 23430, 23610, 25773, 25971, 34364, 34628, 42955, 43285, 46860, 47220, 51546, 51942, 55877, 85910, 86570, 95227, 103092, 103884, 111754, 128865, 129855, 167631, 171820, 173140, 190454, 223508, 257730, 259710, 279385, 285681, 335262, 380908, 476135, 515460, 519420, 558770, 571362, 614647, 670524, 838155, 952270, 1117540, 1142724, 1229294, 1428405, 1676310, 1843941, 1904540, 2458588, 2856810, 3073235, 3352620, 3687882, 5713620, 6146470, 6761117, 7375764, 9219705, 12292940, 13522234, 18439410, 20283351, 27044468, 33805585, 36878820, 40566702, 67611170, 81133404, 101416755, 135222340, 202833510, 405667020]

約数ペア:

[(1, 405667020), (2, 202833510), (3, 135222340), (4, 101416755), (5, 81133404), (6, 67611170), (10, 40566702), (11, 36878820), (12, 33805585), (15, 27044468), (20, 20283351), (22, 18439410), (30, 13522234), (33, 12292940), (44, 9219705), (55, 7375764), (60, 6761117), (66, 6146470), (71, 5713620), (110, 3687882), (121, 3352620), (132, 3073235), (142, 2856810), (165, 2458588), (213, 1904540), (220, 1843941), (242, 1676310), (284, 1428405), (330, 1229294), (355, 1142724), (363, 1117540), (426, 952270), (484, 838155), (605, 670524), (660, 614647), (710, 571362), (726, 558770), (781, 519420), (787, 515460), (852, 476135), (1065, 380908), (1210, 335262), (1420, 285681), (1452, 279385), (1562, 259710), (1574, 257730), (1815, 223508), (2130, 190454), (2343, 173140), (2361, 171820), (2420, 167631), (3124, 129855), (3148, 128865), (3630, 111754), (3905, 103884), (3935, 103092), (4260, 95227), (4686, 86570), (4722, 85910), (7260, 55877), (7810, 51942), (7870, 51546), (8591, 47220), (8657, 46860), (9372, 43285), (9444, 42955), (11715, 34628), (11805, 34364), (15620, 25971), (15740, 25773), (17182, 23610), (17314, 23430)]