127528660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 320785920

約数和(自身を除く): 193257260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 101, 116, 140, 145, 202, 203, 290, 311, 404, 406, 505, 580, 622, 707, 812, 1010, 1015, 1244, 1414, 1555, 2020, 2030, 2177, 2828, 2929, 3110, 3535, 4060, 4354, 5858, 6220, 7070, 8708, 9019, 10885, 11716, 14140, 14645, 18038, 20503, 21770, 29290, 31411, 36076, 41006, 43540, 45095, 58580, 62822, 63133, 82012, 90190, 102515, 125644, 126266, 157055, 180380, 205030, 219877, 252532, 314110, 315665, 410060, 439754, 628220, 631330, 879508, 910919, 1099385, 1262660, 1821838, 2198770, 3643676, 4397540, 4554595, 6376433, 9109190, 12752866, 18218380, 25505732, 31882165, 63764330, 127528660]

約数ペア:

[(1, 127528660), (2, 63764330), (4, 31882165), (5, 25505732), (7, 18218380), (10, 12752866), (14, 9109190), (20, 6376433), (28, 4554595), (29, 4397540), (35, 3643676), (58, 2198770), (70, 1821838), (101, 1262660), (116, 1099385), (140, 910919), (145, 879508), (202, 631330), (203, 628220), (290, 439754), (311, 410060), (404, 315665), (406, 314110), (505, 252532), (580, 219877), (622, 205030), (707, 180380), (812, 157055), (1010, 126266), (1015, 125644), (1244, 102515), (1414, 90190), (1555, 82012), (2020, 63133), (2030, 62822), (2177, 58580), (2828, 45095), (2929, 43540), (3110, 41006), (3535, 36076), (4060, 31411), (4354, 29290), (5858, 21770), (6220, 20503), (7070, 18038), (8708, 14645), (9019, 14140), (10885, 11716)]