208173560

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{15173}}^1$

素因数の和:15205

約数の個数: 64

約数和(自身を含む): 546264000

約数和(自身を除く): 338090440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 15173, 30346, 60692, 75865, 106211, 121384, 151730, 212422, 303460, 424844, 531055, 606920, 743477, 849688, 1062110, 1486954, 2124220, 2973908, 3717385, 4248440, 5204339, 5947816, 7434770, 10408678, 14869540, 20817356, 26021695, 29739080, 41634712, 52043390, 104086780, 208173560]

約数ペア:

[(1, 208173560), (2, 104086780), (4, 52043390), (5, 41634712), (7, 29739080), (8, 26021695), (10, 20817356), (14, 14869540), (20, 10408678), (28, 7434770), (35, 5947816), (40, 5204339), (49, 4248440), (56, 3717385), (70, 2973908), (98, 2124220), (140, 1486954), (196, 1062110), (245, 849688), (280, 743477), (343, 606920), (392, 531055), (490, 424844), (686, 303460), (980, 212422), (1372, 151730), (1715, 121384), (1960, 106211), (2744, 75865), (3430, 60692), (6860, 30346), (13720, 15173)]