68991440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7247}}^1$

素因数の和:7284

約数の個数: 80

約数和(自身を含む): 194130432

約数和(自身を除く): 125138992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 7247, 9520, 14494, 28988, 36235, 50729, 57976, 72470, 101458, 115952, 123199, 144940, 202916, 246398, 253645, 289880, 405832, 492796, 507290, 579760, 615995, 811664, 862393, 985592, 1014580, 1231990, 1724786, 1971184, 2029160, 2463980, 3449572, 4058320, 4311965, 4927960, 6899144, 8623930, 9855920, 13798288, 17247860, 34495720, 68991440]

約数ペア:

[(1, 68991440), (2, 34495720), (4, 17247860), (5, 13798288), (7, 9855920), (8, 8623930), (10, 6899144), (14, 4927960), (16, 4311965), (17, 4058320), (20, 3449572), (28, 2463980), (34, 2029160), (35, 1971184), (40, 1724786), (56, 1231990), (68, 1014580), (70, 985592), (80, 862393), (85, 811664), (112, 615995), (119, 579760), (136, 507290), (140, 492796), (170, 405832), (238, 289880), (272, 253645), (280, 246398), (340, 202916), (476, 144940), (560, 123199), (595, 115952), (680, 101458), (952, 72470), (1190, 57976), (1360, 50729), (1904, 36235), (2380, 28988), (4760, 14494), (7247, 9520)]