68981920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3623}}^1$

素因数の和:3662

約数の個数: 96

約数和(自身を含む): 197261568

約数和(自身を除く): 128279648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2380, 2720, 3623, 3808, 4760, 7246, 9520, 14492, 18115, 19040, 25361, 28984, 36230, 50722, 57968, 61591, 72460, 101444, 115936, 123182, 126805, 144920, 202888, 246364, 253610, 289840, 307955, 405776, 431137, 492728, 507220, 579680, 615910, 811552, 862274, 985456, 1014440, 1231820, 1724548, 1970912, 2028880, 2155685, 2463640, 3449096, 4057760, 4311370, 4927280, 6898192, 8622740, 9854560, 13796384, 17245480, 34490960, 68981920]

約数ペア:

[(1, 68981920), (2, 34490960), (4, 17245480), (5, 13796384), (7, 9854560), (8, 8622740), (10, 6898192), (14, 4927280), (16, 4311370), (17, 4057760), (20, 3449096), (28, 2463640), (32, 2155685), (34, 2028880), (35, 1970912), (40, 1724548), (56, 1231820), (68, 1014440), (70, 985456), (80, 862274), (85, 811552), (112, 615910), (119, 579680), (136, 507220), (140, 492728), (160, 431137), (170, 405776), (224, 307955), (238, 289840), (272, 253610), (280, 246364), (340, 202888), (476, 144920), (544, 126805), (560, 123182), (595, 115936), (680, 101444), (952, 72460), (1120, 61591), (1190, 57968), (1360, 50722), (1904, 36230), (2380, 28984), (2720, 25361), (3623, 19040), (3808, 18115), (4760, 14492), (7246, 9520)]