251260940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1601}}^1$

素因数の和:1695

約数の個数: 96

約数和(自身を含む): 645926400

約数和(自身を除く): 394665460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 59, 70, 76, 95, 118, 133, 140, 190, 236, 266, 295, 380, 413, 532, 590, 665, 826, 1121, 1180, 1330, 1601, 1652, 2065, 2242, 2660, 3202, 4130, 4484, 5605, 6404, 7847, 8005, 8260, 11207, 11210, 15694, 16010, 22414, 22420, 30419, 31388, 32020, 39235, 44828, 56035, 60838, 78470, 94459, 112070, 121676, 152095, 156940, 188918, 212933, 224140, 304190, 377836, 425866, 472295, 608380, 661213, 851732, 944590, 1064665, 1322426, 1794721, 1889180, 2129330, 2644852, 3306065, 3589442, 4258660, 6612130, 7178884, 8973605, 12563047, 13224260, 17947210, 25126094, 35894420, 50252188, 62815235, 125630470, 251260940]

約数ペア:

[(1, 251260940), (2, 125630470), (4, 62815235), (5, 50252188), (7, 35894420), (10, 25126094), (14, 17947210), (19, 13224260), (20, 12563047), (28, 8973605), (35, 7178884), (38, 6612130), (59, 4258660), (70, 3589442), (76, 3306065), (95, 2644852), (118, 2129330), (133, 1889180), (140, 1794721), (190, 1322426), (236, 1064665), (266, 944590), (295, 851732), (380, 661213), (413, 608380), (532, 472295), (590, 425866), (665, 377836), (826, 304190), (1121, 224140), (1180, 212933), (1330, 188918), (1601, 156940), (1652, 152095), (2065, 121676), (2242, 112070), (2660, 94459), (3202, 78470), (4130, 60838), (4484, 56035), (5605, 44828), (6404, 39235), (7847, 32020), (8005, 31388), (8260, 30419), (11207, 22420), (11210, 22414), (15694, 16010)]