123155280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{171049}}^1$

素因数の和:171068

約数の個数: 60

約数和(自身を含む): 413598900

約数和(自身を除く): 290443620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 171049, 342098, 513147, 684196, 855245, 1026294, 1368392, 1539441, 1710490, 2052588, 2565735, 2736784, 3078882, 3420980, 4105176, 5131470, 6157764, 6841960, 7697205, 8210352, 10262940, 12315528, 13683920, 15394410, 20525880, 24631056, 30788820, 41051760, 61577640, 123155280]

約数ペア:

[(1, 123155280), (2, 61577640), (3, 41051760), (4, 30788820), (5, 24631056), (6, 20525880), (8, 15394410), (9, 13683920), (10, 12315528), (12, 10262940), (15, 8210352), (16, 7697205), (18, 6841960), (20, 6157764), (24, 5131470), (30, 4105176), (36, 3420980), (40, 3078882), (45, 2736784), (48, 2565735), (60, 2052588), (72, 1710490), (80, 1539441), (90, 1368392), (120, 1026294), (144, 855245), (180, 684196), (240, 513147), (360, 342098), (720, 171049)]