18128990700

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{248683}}^1$

素因数の和:248715

約数の個数: 126

約数和(自身を含む): 58983119804

約数和(自身を除く): 40854129104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 1215, 1350, 1458, 1620, 2025, 2430, 2700, 2916, 3645, 4050, 4860, 6075, 7290, 8100, 12150, 14580, 18225, 24300, 36450, 72900, 248683, 497366, 746049, 994732, 1243415, 1492098, 2238147, 2486830, 2984196, 3730245, 4476294, 4973660, 6217075, 6714441, 7460490, 8952588, 11190735, 12434150, 13428882, 14920980, 18651225, 20143323, 22381470, 24868300, 26857764, 33572205, 37302450, 40286646, 44762940, 55953675, 60429969, 67144410, 74604900, 80573292, 100716615, 111907350, 120859938, 134288820, 167861025, 181289907, 201433230, 223814700, 241719876, 302149845, 335722050, 362579814, 402866460, 503583075, 604299690, 671444100, 725159628, 906449535, 1007166150, 1208599380, 1510749225, 1812899070, 2014332300, 3021498450, 3625798140, 4532247675, 6042996900, 9064495350, 18128990700]

約数ペア:

[(1, 18128990700), (2, 9064495350), (3, 6042996900), (4, 4532247675), (5, 3625798140), (6, 3021498450), (9, 2014332300), (10, 1812899070), (12, 1510749225), (15, 1208599380), (18, 1007166150), (20, 906449535), (25, 725159628), (27, 671444100), (30, 604299690), (36, 503583075), (45, 402866460), (50, 362579814), (54, 335722050), (60, 302149845), (75, 241719876), (81, 223814700), (90, 201433230), (100, 181289907), (108, 167861025), (135, 134288820), (150, 120859938), (162, 111907350), (180, 100716615), (225, 80573292), (243, 74604900), (270, 67144410), (300, 60429969), (324, 55953675), (405, 44762940), (450, 40286646), (486, 37302450), (540, 33572205), (675, 26857764), (729, 24868300), (810, 22381470), (900, 20143323), (972, 18651225), (1215, 14920980), (1350, 13428882), (1458, 12434150), (1620, 11190735), (2025, 8952588), (2430, 7460490), (2700, 6714441), (2916, 6217075), (3645, 4973660), (4050, 4476294), (4860, 3730245), (6075, 2984196), (7290, 2486830), (8100, 2238147), (12150, 1492098), (14580, 1243415), (18225, 994732), (24300, 746049), (36450, 497366), (72900, 248683)]