229946680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 528768000

約数和(自身を除く): 298821320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 239, 268, 335, 359, 478, 536, 670, 718, 956, 1195, 1340, 1436, 1795, 1912, 2390, 2680, 2872, 3590, 4780, 7180, 9560, 14360, 16013, 24053, 32026, 48106, 64052, 80065, 85801, 96212, 120265, 128104, 160130, 171602, 192424, 240530, 320260, 343204, 429005, 481060, 640520, 686408, 858010, 962120, 1716020, 3432040, 5748667, 11497334, 22994668, 28743335, 45989336, 57486670, 114973340, 229946680]

約数ペア:

[(1, 229946680), (2, 114973340), (4, 57486670), (5, 45989336), (8, 28743335), (10, 22994668), (20, 11497334), (40, 5748667), (67, 3432040), (134, 1716020), (239, 962120), (268, 858010), (335, 686408), (359, 640520), (478, 481060), (536, 429005), (670, 343204), (718, 320260), (956, 240530), (1195, 192424), (1340, 171602), (1436, 160130), (1795, 128104), (1912, 120265), (2390, 96212), (2680, 85801), (2872, 80065), (3590, 64052), (4780, 48106), (7180, 32026), (9560, 24053), (14360, 16013)]