72421000380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{647}}^1\times {\mathrm{2213}}^1$

素因数の和:3156

約数の個数: 144

約数和(自身を含む): 220899317184

約数和(自身を除く): 148478316804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 647, 843, 1124, 1294, 1405, 1686, 1941, 2213, 2529, 2588, 2810, 3235, 3372, 3882, 4215, 4426, 5058, 5620, 5823, 6470, 6639, 7764, 8430, 8852, 9705, 10116, 11065, 11646, 12645, 12940, 13278, 16860, 19410, 19917, 22130, 23292, 25290, 26556, 29115, 33195, 38820, 39834, 44260, 50580, 58230, 66390, 79668, 99585, 116460, 132780, 181807, 199170, 363614, 398340, 545421, 621853, 727228, 909035, 1090842, 1243706, 1431811, 1636263, 1818070, 1865559, 2181684, 2487412, 2727105, 2863622, 3109265, 3272526, 3636140, 3731118, 4295433, 5454210, 5596677, 5727244, 6218530, 6545052, 7159055, 7462236, 8181315, 8590866, 9327795, 10908420, 11193354, 12437060, 12886299, 14318110, 16362630, 17181732, 18655590, 21477165, 22386708, 25772598, 27983385, 28636220, 32725260, 37311180, 42954330, 51545196, 55966770, 64431495, 85908660, 111933540, 128862990, 257725980, 402338891, 804677782, 1207016673, 1609355564, 2011694455, 2414033346, 3621050019, 4023388910, 4828066692, 6035083365, 7242100038, 8046777820, 12070166730, 14484200076, 18105250095, 24140333460, 36210500190, 72421000380]

約数ペア:

[(1, 72421000380), (2, 36210500190), (3, 24140333460), (4, 18105250095), (5, 14484200076), (6, 12070166730), (9, 8046777820), (10, 7242100038), (12, 6035083365), (15, 4828066692), (18, 4023388910), (20, 3621050019), (30, 2414033346), (36, 2011694455), (45, 1609355564), (60, 1207016673), (90, 804677782), (180, 402338891), (281, 257725980), (562, 128862990), (647, 111933540), (843, 85908660), (1124, 64431495), (1294, 55966770), (1405, 51545196), (1686, 42954330), (1941, 37311180), (2213, 32725260), (2529, 28636220), (2588, 27983385), (2810, 25772598), (3235, 22386708), (3372, 21477165), (3882, 18655590), (4215, 17181732), (4426, 16362630), (5058, 14318110), (5620, 12886299), (5823, 12437060), (6470, 11193354), (6639, 10908420), (7764, 9327795), (8430, 8590866), (8852, 8181315), (9705, 7462236), (10116, 7159055), (11065, 6545052), (11646, 6218530), (12645, 5727244), (12940, 5596677), (13278, 5454210), (16860, 4295433), (19410, 3731118), (19917, 3636140), (22130, 3272526), (23292, 3109265), (25290, 2863622), (26556, 2727105), (29115, 2487412), (33195, 2181684), (38820, 1865559), (39834, 1818070), (44260, 1636263), (50580, 1431811), (58230, 1243706), (66390, 1090842), (79668, 909035), (99585, 727228), (116460, 621853), (132780, 545421), (181807, 398340), (199170, 363614)]