20137093920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{17033}}^1$

素因数の和:17875

約数の個数: 144

約数和(自身を含む): 68805572472

約数和(自身を除く): 48668478552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 821, 1440, 1642, 2463, 3284, 4105, 4926, 6568, 7389, 8210, 9852, 12315, 13136, 14778, 16420, 17033, 19704, 24630, 26272, 29556, 32840, 34066, 36945, 39408, 49260, 51099, 59112, 65680, 68132, 73890, 78816, 85165, 98520, 102198, 118224, 131360, 136264, 147780, 153297, 170330, 197040, 204396, 236448, 255495, 272528, 295560, 306594, 340660, 394080, 408792, 510990, 545056, 591120, 613188, 681320, 766485, 817584, 1021980, 1182240, 1226376, 1362640, 1532970, 1635168, 2043960, 2452752, 2725280, 3065940, 4087920, 4905504, 6131880, 8175840, 12263760, 13984093, 24527520, 27968186, 41952279, 55936372, 69920465, 83904558, 111872744, 125856837, 139840930, 167809116, 209761395, 223745488, 251713674, 279681860, 335618232, 419522790, 447490976, 503427348, 559363720, 629284185, 671236464, 839045580, 1006854696, 1118727440, 1258568370, 1342472928, 1678091160, 2013709392, 2237454880, 2517136740, 3356182320, 4027418784, 5034273480, 6712364640, 10068546960, 20137093920]

約数ペア:

[(1, 20137093920), (2, 10068546960), (3, 6712364640), (4, 5034273480), (5, 4027418784), (6, 3356182320), (8, 2517136740), (9, 2237454880), (10, 2013709392), (12, 1678091160), (15, 1342472928), (16, 1258568370), (18, 1118727440), (20, 1006854696), (24, 839045580), (30, 671236464), (32, 629284185), (36, 559363720), (40, 503427348), (45, 447490976), (48, 419522790), (60, 335618232), (72, 279681860), (80, 251713674), (90, 223745488), (96, 209761395), (120, 167809116), (144, 139840930), (160, 125856837), (180, 111872744), (240, 83904558), (288, 69920465), (360, 55936372), (480, 41952279), (720, 27968186), (821, 24527520), (1440, 13984093), (1642, 12263760), (2463, 8175840), (3284, 6131880), (4105, 4905504), (4926, 4087920), (6568, 3065940), (7389, 2725280), (8210, 2452752), (9852, 2043960), (12315, 1635168), (13136, 1532970), (14778, 1362640), (16420, 1226376), (17033, 1182240), (19704, 1021980), (24630, 817584), (26272, 766485), (29556, 681320), (32840, 613188), (34066, 591120), (36945, 545056), (39408, 510990), (49260, 408792), (51099, 394080), (59112, 340660), (65680, 306594), (68132, 295560), (73890, 272528), (78816, 255495), (85165, 236448), (98520, 204396), (102198, 197040), (118224, 170330), (131360, 153297), (136264, 147780)]