171922960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2473}}^1$

素因数の和:2576

約数の個数: 80

約数和(自身を含む): 441757440

約数和(自身を除く): 269834480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 2473, 3160, 3476, 4345, 4946, 6320, 6952, 8690, 9892, 12365, 13904, 17380, 19784, 24730, 27203, 34760, 39568, 49460, 54406, 69520, 98920, 108812, 136015, 195367, 197840, 217624, 272030, 390734, 435248, 544060, 781468, 976835, 1088120, 1562936, 1953670, 2149037, 2176240, 3125872, 3907340, 4298074, 7814680, 8596148, 10745185, 15629360, 17192296, 21490370, 34384592, 42980740, 85961480, 171922960]

約数ペア:

[(1, 171922960), (2, 85961480), (4, 42980740), (5, 34384592), (8, 21490370), (10, 17192296), (11, 15629360), (16, 10745185), (20, 8596148), (22, 7814680), (40, 4298074), (44, 3907340), (55, 3125872), (79, 2176240), (80, 2149037), (88, 1953670), (110, 1562936), (158, 1088120), (176, 976835), (220, 781468), (316, 544060), (395, 435248), (440, 390734), (632, 272030), (790, 217624), (869, 197840), (880, 195367), (1264, 136015), (1580, 108812), (1738, 98920), (2473, 69520), (3160, 54406), (3476, 49460), (4345, 39568), (4946, 34760), (6320, 27203), (6952, 24730), (8690, 19784), (9892, 17380), (12365, 13904)]