252945440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143719}}^1$

素因数の和:143745

約数の個数: 48

約数和(自身を含む): 651913920

約数和(自身を除く): 398968480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 143719, 287438, 574876, 718595, 1149752, 1437190, 1580909, 2299504, 2874380, 3161818, 4599008, 5748760, 6323636, 7904545, 11497520, 12647272, 15809090, 22995040, 25294544, 31618180, 50589088, 63236360, 126472720, 252945440]

約数ペア:

[(1, 252945440), (2, 126472720), (4, 63236360), (5, 50589088), (8, 31618180), (10, 25294544), (11, 22995040), (16, 15809090), (20, 12647272), (22, 11497520), (32, 7904545), (40, 6323636), (44, 5748760), (55, 4599008), (80, 3161818), (88, 2874380), (110, 2299504), (160, 1580909), (176, 1437190), (220, 1149752), (352, 718595), (440, 574876), (880, 287438), (1760, 143719)]