168727720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{35447}}^1$

素因数の和:35482

約数の個数: 64

約数和(自身を含む): 459406080

約数和(自身を除く): 290678360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 35447, 70894, 141788, 177235, 248129, 283576, 354470, 496258, 602599, 708940, 992516, 1205198, 1240645, 1417880, 1985032, 2410396, 2481290, 3012995, 4218193, 4820792, 4962580, 6025990, 8436386, 9925160, 12051980, 16872772, 21090965, 24103960, 33745544, 42181930, 84363860, 168727720]

約数ペア:

[(1, 168727720), (2, 84363860), (4, 42181930), (5, 33745544), (7, 24103960), (8, 21090965), (10, 16872772), (14, 12051980), (17, 9925160), (20, 8436386), (28, 6025990), (34, 4962580), (35, 4820792), (40, 4218193), (56, 3012995), (68, 2481290), (70, 2410396), (85, 1985032), (119, 1417880), (136, 1240645), (140, 1205198), (170, 992516), (238, 708940), (280, 602599), (340, 496258), (476, 354470), (595, 283576), (680, 248129), (952, 177235), (1190, 141788), (2380, 70894), (4760, 35447)]