158490780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19861}}^1$

素因数の和:19899

約数の個数: 96

約数和(自身を含む): 533890560

約数和(自身を除く): 375399780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 19861, 39722, 59583, 79444, 99305, 119166, 139027, 198610, 238332, 278054, 297915, 377359, 397220, 417081, 556108, 595830, 695135, 754718, 834162, 1132077, 1191660, 1390270, 1509436, 1668324, 1886795, 2085405, 2264154, 2641513, 2780540, 3773590, 4170810, 4528308, 5283026, 5660385, 7547180, 7924539, 8341620, 10566052, 11320770, 13207565, 15849078, 22641540, 26415130, 31698156, 39622695, 52830260, 79245390, 158490780]

約数ペア:

[(1, 158490780), (2, 79245390), (3, 52830260), (4, 39622695), (5, 31698156), (6, 26415130), (7, 22641540), (10, 15849078), (12, 13207565), (14, 11320770), (15, 10566052), (19, 8341620), (20, 7924539), (21, 7547180), (28, 5660385), (30, 5283026), (35, 4528308), (38, 4170810), (42, 3773590), (57, 2780540), (60, 2641513), (70, 2264154), (76, 2085405), (84, 1886795), (95, 1668324), (105, 1509436), (114, 1390270), (133, 1191660), (140, 1132077), (190, 834162), (210, 754718), (228, 695135), (266, 595830), (285, 556108), (380, 417081), (399, 397220), (420, 377359), (532, 297915), (570, 278054), (665, 238332), (798, 198610), (1140, 139027), (1330, 119166), (1596, 99305), (1995, 79444), (2660, 59583), (3990, 39722), (7980, 19861)]