220742145

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1723}}^1$

素因数の和:1823

約数の個数: 64

約数和(自身を含む): 428655360

約数和(自身を除く): 207913215

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 117, 135, 195, 219, 351, 365, 585, 657, 949, 1095, 1723, 1755, 1971, 2847, 3285, 4745, 5169, 8541, 8615, 9855, 14235, 15507, 22399, 25623, 25845, 42705, 46521, 67197, 77535, 111995, 125779, 128115, 201591, 232605, 335985, 377337, 604773, 628895, 1007955, 1132011, 1635127, 1886685, 3023865, 3396033, 4905381, 5660055, 8175635, 14716143, 16980165, 24526905, 44148429, 73580715, 220742145]

約数ペア:

[(1, 220742145), (3, 73580715), (5, 44148429), (9, 24526905), (13, 16980165), (15, 14716143), (27, 8175635), (39, 5660055), (45, 4905381), (65, 3396033), (73, 3023865), (117, 1886685), (135, 1635127), (195, 1132011), (219, 1007955), (351, 628895), (365, 604773), (585, 377337), (657, 335985), (949, 232605), (1095, 201591), (1723, 128115), (1755, 125779), (1971, 111995), (2847, 77535), (3285, 67197), (4745, 46521), (5169, 42705), (8541, 25845), (8615, 25623), (9855, 22399), (14235, 15507)]