281062860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{360337}}^1$

素因数の和:360362

約数の個数: 48

約数和(自身を含む): 847514976

約数和(自身を除く): 566452116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 360337, 720674, 1081011, 1441348, 1801685, 2162022, 3603370, 4324044, 4684381, 5405055, 7206740, 9368762, 10810110, 14053143, 18737524, 21620220, 23421905, 28106286, 46843810, 56212572, 70265715, 93687620, 140531430, 281062860]

約数ペア:

[(1, 281062860), (2, 140531430), (3, 93687620), (4, 70265715), (5, 56212572), (6, 46843810), (10, 28106286), (12, 23421905), (13, 21620220), (15, 18737524), (20, 14053143), (26, 10810110), (30, 9368762), (39, 7206740), (52, 5405055), (60, 4684381), (65, 4324044), (78, 3603370), (130, 2162022), (156, 1801685), (195, 1441348), (260, 1081011), (390, 720674), (780, 360337)]