61177620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{145661}}^1$

素因数の和:145680

約数の個数: 48

約数和(自身を含む): 195769728

約数和(自身を除く): 134592108

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, 145661, 291322, 436983, 582644, 728305, 873966, 1019627, 1456610, 1747932, 2039254, 2184915, 2913220, 3058881, 4078508, 4369830, 5098135, 6117762, 8739660, 10196270, 12235524, 15294405, 20392540, 30588810, 61177620]

約数ペア:

[(1, 61177620), (2, 30588810), (3, 20392540), (4, 15294405), (5, 12235524), (6, 10196270), (7, 8739660), (10, 6117762), (12, 5098135), (14, 4369830), (15, 4078508), (20, 3058881), (21, 2913220), (28, 2184915), (30, 2039254), (35, 1747932), (42, 1456610), (60, 1019627), (70, 873966), (84, 728305), (105, 582644), (140, 436983), (210, 291322), (420, 145661)]