256902390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{8179}}^1$

素因数の和:8541

約数の個数: 48

約数和(自身を含む): 669942000

約数和(自身を除く): 413039610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 349, 698, 1047, 1745, 2094, 3141, 3490, 5235, 6282, 8179, 10470, 15705, 16358, 24537, 31410, 40895, 49074, 73611, 81790, 122685, 147222, 245370, 368055, 736110, 2854471, 5708942, 8563413, 14272355, 17126826, 25690239, 28544710, 42817065, 51380478, 85634130, 128451195, 256902390]

約数ペア:

[(1, 256902390), (2, 128451195), (3, 85634130), (5, 51380478), (6, 42817065), (9, 28544710), (10, 25690239), (15, 17126826), (18, 14272355), (30, 8563413), (45, 5708942), (90, 2854471), (349, 736110), (698, 368055), (1047, 245370), (1745, 147222), (2094, 122685), (3141, 81790), (3490, 73611), (5235, 49074), (6282, 40895), (8179, 31410), (10470, 24537), (15705, 16358)]