269156920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{3919}}^1$

素因数の和:4048

約数の個数: 64

約数和(自身を含む): 647740800

約数和(自身を除く): 378583880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1717, 2020, 3434, 3919, 4040, 6868, 7838, 8585, 13736, 15676, 17170, 19595, 31352, 34340, 39190, 66623, 68680, 78380, 133246, 156760, 266492, 333115, 395819, 532984, 666230, 791638, 1332460, 1583276, 1979095, 2664920, 3166552, 3958190, 6728923, 7916380, 13457846, 15832760, 26915692, 33644615, 53831384, 67289230, 134578460, 269156920]

約数ペア:

[(1, 269156920), (2, 134578460), (4, 67289230), (5, 53831384), (8, 33644615), (10, 26915692), (17, 15832760), (20, 13457846), (34, 7916380), (40, 6728923), (68, 3958190), (85, 3166552), (101, 2664920), (136, 1979095), (170, 1583276), (202, 1332460), (340, 791638), (404, 666230), (505, 532984), (680, 395819), (808, 333115), (1010, 266492), (1717, 156760), (2020, 133246), (3434, 78380), (3919, 68680), (4040, 66623), (6868, 39190), (7838, 34340), (8585, 31352), (13736, 19595), (15676, 17170)]