162800540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{613}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 399817152

約数和(自身を除く): 237016612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 271, 490, 542, 613, 980, 1084, 1226, 1355, 1897, 2452, 2710, 3065, 3794, 4291, 5420, 6130, 7588, 8582, 9485, 12260, 13279, 17164, 18970, 21455, 26558, 30037, 37940, 42910, 53116, 60074, 66395, 85820, 120148, 132790, 150185, 166123, 265580, 300370, 332246, 600740, 664492, 830615, 1162861, 1661230, 2325722, 3322460, 4651444, 5814305, 8140027, 11628610, 16280054, 23257220, 32560108, 40700135, 81400270, 162800540]

約数ペア:

[(1, 162800540), (2, 81400270), (4, 40700135), (5, 32560108), (7, 23257220), (10, 16280054), (14, 11628610), (20, 8140027), (28, 5814305), (35, 4651444), (49, 3322460), (70, 2325722), (98, 1661230), (140, 1162861), (196, 830615), (245, 664492), (271, 600740), (490, 332246), (542, 300370), (613, 265580), (980, 166123), (1084, 150185), (1226, 132790), (1355, 120148), (1897, 85820), (2452, 66395), (2710, 60074), (3065, 53116), (3794, 42910), (4291, 37940), (5420, 30037), (6130, 26558), (7588, 21455), (8582, 18970), (9485, 17164), (12260, 13279)]