20625225120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{79133}}^1$

素因数の和:79335

約数の個数: 144

約数和(自身を含む): 70773334632

約数和(自身を除く): 50148109512

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, 181, 240, 288, 360, 362, 480, 543, 720, 724, 905, 1086, 1440, 1448, 1629, 1810, 2172, 2715, 2896, 3258, 3620, 4344, 5430, 5792, 6516, 7240, 8145, 8688, 10860, 13032, 14480, 16290, 17376, 21720, 26064, 28960, 32580, 43440, 52128, 65160, 79133, 86880, 130320, 158266, 237399, 260640, 316532, 395665, 474798, 633064, 712197, 791330, 949596, 1186995, 1266128, 1424394, 1582660, 1899192, 2373990, 2532256, 2848788, 3165320, 3560985, 3798384, 4747980, 5697576, 6330640, 7121970, 7596768, 9495960, 11395152, 12661280, 14243940, 14323073, 18991920, 22790304, 28487880, 28646146, 37983840, 42969219, 56975760, 57292292, 71615365, 85938438, 113951520, 114584584, 128907657, 143230730, 171876876, 214846095, 229169168, 257815314, 286461460, 343753752, 429692190, 458338336, 515630628, 572922920, 644538285, 687507504, 859384380, 1031261256, 1145845840, 1289076570, 1375015008, 1718768760, 2062522512, 2291691680, 2578153140, 3437537520, 4125045024, 5156306280, 6875075040, 10312612560, 20625225120]

約数ペア:

[(1, 20625225120), (2, 10312612560), (3, 6875075040), (4, 5156306280), (5, 4125045024), (6, 3437537520), (8, 2578153140), (9, 2291691680), (10, 2062522512), (12, 1718768760), (15, 1375015008), (16, 1289076570), (18, 1145845840), (20, 1031261256), (24, 859384380), (30, 687507504), (32, 644538285), (36, 572922920), (40, 515630628), (45, 458338336), (48, 429692190), (60, 343753752), (72, 286461460), (80, 257815314), (90, 229169168), (96, 214846095), (120, 171876876), (144, 143230730), (160, 128907657), (180, 114584584), (181, 113951520), (240, 85938438), (288, 71615365), (360, 57292292), (362, 56975760), (480, 42969219), (543, 37983840), (720, 28646146), (724, 28487880), (905, 22790304), (1086, 18991920), (1440, 14323073), (1448, 14243940), (1629, 12661280), (1810, 11395152), (2172, 9495960), (2715, 7596768), (2896, 7121970), (3258, 6330640), (3620, 5697576), (4344, 4747980), (5430, 3798384), (5792, 3560985), (6516, 3165320), (7240, 2848788), (8145, 2532256), (8688, 2373990), (10860, 1899192), (13032, 1582660), (14480, 1424394), (16290, 1266128), (17376, 1186995), (21720, 949596), (26064, 791330), (28960, 712197), (32580, 633064), (43440, 474798), (52128, 395665), (65160, 316532), (79133, 260640), (86880, 237399), (130320, 158266)]