137720100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{65581}}^1$

素因数の和:65605

約数の個数: 72

約数和(自身を含む): 455401408

約数和(自身を除く): 317681308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 65581, 131162, 196743, 262324, 327905, 393486, 459067, 655810, 786972, 918134, 983715, 1311620, 1377201, 1639525, 1836268, 1967430, 2295335, 2754402, 3279050, 3934860, 4590670, 4918575, 5508804, 6558100, 6886005, 9181340, 9837150, 11476675, 13772010, 19674300, 22953350, 27544020, 34430025, 45906700, 68860050, 137720100]

約数ペア:

[(1, 137720100), (2, 68860050), (3, 45906700), (4, 34430025), (5, 27544020), (6, 22953350), (7, 19674300), (10, 13772010), (12, 11476675), (14, 9837150), (15, 9181340), (20, 6886005), (21, 6558100), (25, 5508804), (28, 4918575), (30, 4590670), (35, 3934860), (42, 3279050), (50, 2754402), (60, 2295335), (70, 1967430), (75, 1836268), (84, 1639525), (100, 1377201), (105, 1311620), (140, 983715), (150, 918134), (175, 786972), (210, 655810), (300, 459067), (350, 393486), (420, 327905), (525, 262324), (700, 196743), (1050, 131162), (2100, 65581)]