16381120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 112

約数和(自身を含む): 45646848

約数和(自身を除く): 29265728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 103, 112, 140, 142, 160, 206, 224, 280, 284, 320, 355, 412, 448, 497, 515, 560, 568, 710, 721, 824, 994, 1030, 1120, 1136, 1420, 1442, 1648, 1988, 2060, 2240, 2272, 2485, 2840, 2884, 3296, 3605, 3976, 4120, 4544, 4970, 5680, 5768, 6592, 7210, 7313, 7952, 8240, 9940, 11360, 11536, 14420, 14626, 15904, 16480, 19880, 22720, 23072, 28840, 29252, 31808, 32960, 36565, 39760, 46144, 51191, 57680, 58504, 73130, 79520, 102382, 115360, 117008, 146260, 159040, 204764, 230720, 234016, 255955, 292520, 409528, 468032, 511910, 585040, 819056, 1023820, 1170080, 1638112, 2047640, 2340160, 3276224, 4095280, 8190560, 16381120]

約数ペア:

[(1, 16381120), (2, 8190560), (4, 4095280), (5, 3276224), (7, 2340160), (8, 2047640), (10, 1638112), (14, 1170080), (16, 1023820), (20, 819056), (28, 585040), (32, 511910), (35, 468032), (40, 409528), (56, 292520), (64, 255955), (70, 234016), (71, 230720), (80, 204764), (103, 159040), (112, 146260), (140, 117008), (142, 115360), (160, 102382), (206, 79520), (224, 73130), (280, 58504), (284, 57680), (320, 51191), (355, 46144), (412, 39760), (448, 36565), (497, 32960), (515, 31808), (560, 29252), (568, 28840), (710, 23072), (721, 22720), (824, 19880), (994, 16480), (1030, 15904), (1120, 14626), (1136, 14420), (1420, 11536), (1442, 11360), (1648, 9940), (1988, 8240), (2060, 7952), (2240, 7313), (2272, 7210), (2485, 6592), (2840, 5768), (2884, 5680), (3296, 4970), (3605, 4544), (3976, 4120)]