420710080

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{3833}}^1$

素因数の和:3871

約数の個数: 112

約数和(自身を含む): 1168603200

約数和(自身を除く): 747893120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3833, 3920, 5488, 6860, 7666, 7840, 10976, 13720, 15332, 15680, 19165, 21952, 26831, 27440, 30664, 38330, 53662, 54880, 61328, 76660, 107324, 109760, 122656, 134155, 153320, 187817, 214648, 245312, 268310, 306640, 375634, 429296, 536620, 613280, 751268, 858592, 939085, 1073240, 1226560, 1314719, 1502536, 1717184, 1878170, 2146480, 2629438, 3005072, 3756340, 4292960, 5258876, 6010144, 6573595, 7512680, 8585920, 10517752, 12020288, 13147190, 15025360, 21035504, 26294380, 30050720, 42071008, 52588760, 60101440, 84142016, 105177520, 210355040, 420710080]

約数ペア:

[(1, 420710080), (2, 210355040), (4, 105177520), (5, 84142016), (7, 60101440), (8, 52588760), (10, 42071008), (14, 30050720), (16, 26294380), (20, 21035504), (28, 15025360), (32, 13147190), (35, 12020288), (40, 10517752), (49, 8585920), (56, 7512680), (64, 6573595), (70, 6010144), (80, 5258876), (98, 4292960), (112, 3756340), (140, 3005072), (160, 2629438), (196, 2146480), (224, 1878170), (245, 1717184), (280, 1502536), (320, 1314719), (343, 1226560), (392, 1073240), (448, 939085), (490, 858592), (560, 751268), (686, 613280), (784, 536620), (980, 429296), (1120, 375634), (1372, 306640), (1568, 268310), (1715, 245312), (1960, 214648), (2240, 187817), (2744, 153320), (3136, 134155), (3430, 122656), (3833, 109760), (3920, 107324), (5488, 76660), (6860, 61328), (7666, 54880), (7840, 53662), (10976, 38330), (13720, 30664), (15332, 27440), (15680, 26831), (19165, 21952)]