68983600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:443

約数の個数: 120

約数和(自身を含む): 192630528

約数和(自身を除く): 123646928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 175, 200, 280, 284, 347, 350, 355, 400, 497, 560, 568, 694, 700, 710, 994, 1136, 1388, 1400, 1420, 1735, 1775, 1988, 2429, 2485, 2776, 2800, 2840, 3470, 3550, 3976, 4858, 4970, 5552, 5680, 6940, 7100, 7952, 8675, 9716, 9940, 12145, 12425, 13880, 14200, 17350, 19432, 19880, 24290, 24637, 24850, 27760, 28400, 34700, 38864, 39760, 48580, 49274, 49700, 60725, 69400, 97160, 98548, 99400, 121450, 123185, 138800, 172459, 194320, 197096, 198800, 242900, 246370, 344918, 394192, 485800, 492740, 615925, 689836, 862295, 971600, 985480, 1231850, 1379672, 1724590, 1970960, 2463700, 2759344, 3449180, 4311475, 4927400, 6898360, 8622950, 9854800, 13796720, 17245900, 34491800, 68983600]

約数ペア:

[(1, 68983600), (2, 34491800), (4, 17245900), (5, 13796720), (7, 9854800), (8, 8622950), (10, 6898360), (14, 4927400), (16, 4311475), (20, 3449180), (25, 2759344), (28, 2463700), (35, 1970960), (40, 1724590), (50, 1379672), (56, 1231850), (70, 985480), (71, 971600), (80, 862295), (100, 689836), (112, 615925), (140, 492740), (142, 485800), (175, 394192), (200, 344918), (280, 246370), (284, 242900), (347, 198800), (350, 197096), (355, 194320), (400, 172459), (497, 138800), (560, 123185), (568, 121450), (694, 99400), (700, 98548), (710, 97160), (994, 69400), (1136, 60725), (1388, 49700), (1400, 49274), (1420, 48580), (1735, 39760), (1775, 38864), (1988, 34700), (2429, 28400), (2485, 27760), (2776, 24850), (2800, 24637), (2840, 24290), (3470, 19880), (3550, 19432), (3976, 17350), (4858, 14200), (4970, 13880), (5552, 12425), (5680, 12145), (6940, 9940), (7100, 9716), (7952, 8675)]