78088640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:586

約数の個数: 112

約数和(自身を含む): 215944704

約数和(自身を除く): 137856064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 320, 355, 448, 491, 497, 560, 568, 710, 982, 994, 1120, 1136, 1420, 1964, 1988, 2240, 2272, 2455, 2485, 2840, 3437, 3928, 3976, 4544, 4910, 4970, 5680, 6874, 7856, 7952, 9820, 9940, 11360, 13748, 15712, 15904, 17185, 19640, 19880, 22720, 27496, 31424, 31808, 34370, 34861, 39280, 39760, 54992, 68740, 69722, 78560, 79520, 109984, 137480, 139444, 157120, 159040, 174305, 219968, 244027, 274960, 278888, 348610, 488054, 549920, 557776, 697220, 976108, 1099840, 1115552, 1220135, 1394440, 1952216, 2231104, 2440270, 2788880, 3904432, 4880540, 5577760, 7808864, 9761080, 11155520, 15617728, 19522160, 39044320, 78088640]

約数ペア:

[(1, 78088640), (2, 39044320), (4, 19522160), (5, 15617728), (7, 11155520), (8, 9761080), (10, 7808864), (14, 5577760), (16, 4880540), (20, 3904432), (28, 2788880), (32, 2440270), (35, 2231104), (40, 1952216), (56, 1394440), (64, 1220135), (70, 1115552), (71, 1099840), (80, 976108), (112, 697220), (140, 557776), (142, 549920), (160, 488054), (224, 348610), (280, 278888), (284, 274960), (320, 244027), (355, 219968), (448, 174305), (491, 159040), (497, 157120), (560, 139444), (568, 137480), (710, 109984), (982, 79520), (994, 78560), (1120, 69722), (1136, 68740), (1420, 54992), (1964, 39760), (1988, 39280), (2240, 34861), (2272, 34370), (2455, 31808), (2485, 31424), (2840, 27496), (3437, 22720), (3928, 19880), (3976, 19640), (4544, 17185), (4910, 15904), (4970, 15712), (5680, 13748), (6874, 11360), (7856, 9940), (7952, 9820)]