218170720

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18679}}^1$

素因数の和:18767

約数の個数: 48

約数和(自身を含む): 522516960

約数和(自身を除く): 304346240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 11680, 18679, 37358, 74716, 93395, 149432, 186790, 298864, 373580, 597728, 747160, 1363567, 1494320, 2727134, 2988640, 5454268, 6817835, 10908536, 13635670, 21817072, 27271340, 43634144, 54542680, 109085360, 218170720]

約数ペア:

[(1, 218170720), (2, 109085360), (4, 54542680), (5, 43634144), (8, 27271340), (10, 21817072), (16, 13635670), (20, 10908536), (32, 6817835), (40, 5454268), (73, 2988640), (80, 2727134), (146, 1494320), (160, 1363567), (292, 747160), (365, 597728), (584, 373580), (730, 298864), (1168, 186790), (1460, 149432), (2336, 93395), (2920, 74716), (5840, 37358), (11680, 18679)]