214967480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:913

約数の個数: 128

約数和(自身を含む): 604195200

約数和(自身を除く): 389227720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 809, 910, 949, 1022, 1460, 1618, 1820, 1898, 2044, 2555, 2920, 3236, 3640, 3796, 4045, 4088, 4745, 5110, 5663, 6472, 6643, 7592, 8090, 9490, 10220, 10517, 11326, 13286, 16180, 18980, 20440, 21034, 22652, 26572, 28315, 32360, 33215, 37960, 42068, 45304, 52585, 53144, 56630, 59057, 66430, 73619, 84136, 105170, 113260, 118114, 132860, 147238, 210340, 226520, 236228, 265720, 294476, 295285, 368095, 413399, 420680, 472456, 588952, 590570, 736190, 767741, 826798, 1181140, 1472380, 1535482, 1653596, 2066995, 2362280, 2944760, 3070964, 3307192, 3838705, 4133990, 5374187, 6141928, 7677410, 8267980, 10748374, 15354820, 16535960, 21496748, 26870935, 30709640, 42993496, 53741870, 107483740, 214967480]

約数ペア:

[(1, 214967480), (2, 107483740), (4, 53741870), (5, 42993496), (7, 30709640), (8, 26870935), (10, 21496748), (13, 16535960), (14, 15354820), (20, 10748374), (26, 8267980), (28, 7677410), (35, 6141928), (40, 5374187), (52, 4133990), (56, 3838705), (65, 3307192), (70, 3070964), (73, 2944760), (91, 2362280), (104, 2066995), (130, 1653596), (140, 1535482), (146, 1472380), (182, 1181140), (260, 826798), (280, 767741), (292, 736190), (364, 590570), (365, 588952), (455, 472456), (511, 420680), (520, 413399), (584, 368095), (728, 295285), (730, 294476), (809, 265720), (910, 236228), (949, 226520), (1022, 210340), (1460, 147238), (1618, 132860), (1820, 118114), (1898, 113260), (2044, 105170), (2555, 84136), (2920, 73619), (3236, 66430), (3640, 59057), (3796, 56630), (4045, 53144), (4088, 52585), (4745, 45304), (5110, 42068), (5663, 37960), (6472, 33215), (6643, 32360), (7592, 28315), (8090, 26572), (9490, 22652), (10220, 21034), (10517, 20440), (11326, 18980), (13286, 16180)]