172104560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2466

約数の個数: 80

約数和(自身を含む): 427472640

約数和(自身を除く): 255368080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1798, 2320, 2393, 2480, 3596, 4495, 4786, 7192, 8990, 9572, 11965, 14384, 17980, 19144, 23930, 35960, 38288, 47860, 69397, 71920, 74183, 95720, 138794, 148366, 191440, 277588, 296732, 346985, 370915, 555176, 593464, 693970, 741830, 1110352, 1186928, 1387940, 1483660, 2151307, 2775880, 2967320, 4302614, 5551760, 5934640, 8605228, 10756535, 17210456, 21513070, 34420912, 43026140, 86052280, 172104560]

約数ペア:

[(1, 172104560), (2, 86052280), (4, 43026140), (5, 34420912), (8, 21513070), (10, 17210456), (16, 10756535), (20, 8605228), (29, 5934640), (31, 5551760), (40, 4302614), (58, 2967320), (62, 2775880), (80, 2151307), (116, 1483660), (124, 1387940), (145, 1186928), (155, 1110352), (232, 741830), (248, 693970), (290, 593464), (310, 555176), (464, 370915), (496, 346985), (580, 296732), (620, 277588), (899, 191440), (1160, 148366), (1240, 138794), (1798, 95720), (2320, 74183), (2393, 71920), (2480, 69397), (3596, 47860), (4495, 38288), (4786, 35960), (7192, 23930), (8990, 19144), (9572, 17980), (11965, 14384)]