61564020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{146581}}^1$

素因数の和:146600

約数の個数: 48

約数和(自身を含む): 197006208

約数和(自身を除く): 135442188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 146581, 293162, 439743, 586324, 732905, 879486, 1026067, 1465810, 1758972, 2052134, 2198715, 2931620, 3078201, 4104268, 4397430, 5130335, 6156402, 8794860, 10260670, 12312804, 15391005, 20521340, 30782010, 61564020]

約数ペア:

[(1, 61564020), (2, 30782010), (3, 20521340), (4, 15391005), (5, 12312804), (6, 10260670), (7, 8794860), (10, 6156402), (12, 5130335), (14, 4397430), (15, 4104268), (20, 3078201), (21, 2931620), (28, 2198715), (30, 2052134), (35, 1758972), (42, 1465810), (60, 1026067), (70, 879486), (84, 732905), (105, 586324), (140, 439743), (210, 293162), (420, 146581)]