61581660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7717}}^1$

素因数の和:7755

約数の個数: 96

約数和(自身を含む): 207459840

約数和(自身を除く): 145878180

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, 7717, 7980, 15434, 23151, 30868, 38585, 46302, 54019, 77170, 92604, 108038, 115755, 146623, 154340, 162057, 216076, 231510, 270095, 293246, 324114, 439869, 463020, 540190, 586492, 648228, 733115, 810285, 879738, 1026361, 1080380, 1466230, 1620570, 1759476, 2052722, 2199345, 2932460, 3079083, 3241140, 4105444, 4398690, 5131805, 6158166, 8797380, 10263610, 12316332, 15395415, 20527220, 30790830, 61581660]

約数ペア:

[(1, 61581660), (2, 30790830), (3, 20527220), (4, 15395415), (5, 12316332), (6, 10263610), (7, 8797380), (10, 6158166), (12, 5131805), (14, 4398690), (15, 4105444), (19, 3241140), (20, 3079083), (21, 2932460), (28, 2199345), (30, 2052722), (35, 1759476), (38, 1620570), (42, 1466230), (57, 1080380), (60, 1026361), (70, 879738), (76, 810285), (84, 733115), (95, 648228), (105, 586492), (114, 540190), (133, 463020), (140, 439869), (190, 324114), (210, 293246), (228, 270095), (266, 231510), (285, 216076), (380, 162057), (399, 154340), (420, 146623), (532, 115755), (570, 108038), (665, 92604), (798, 77170), (1140, 54019), (1330, 46302), (1596, 38585), (1995, 30868), (2660, 23151), (3990, 15434), (7717, 7980)]