128590920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357197}}^1$

素因数の和:357214

約数の個数: 48

約数和(自身を含む): 417921660

約数和(自身を除く): 289330740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357197, 714394, 1071591, 1428788, 1785985, 2143182, 2857576, 3214773, 3571970, 4286364, 5357955, 6429546, 7143940, 8572728, 10715910, 12859092, 14287880, 16073865, 21431820, 25718184, 32147730, 42863640, 64295460, 128590920]

約数ペア:

[(1, 128590920), (2, 64295460), (3, 42863640), (4, 32147730), (5, 25718184), (6, 21431820), (8, 16073865), (9, 14287880), (10, 12859092), (12, 10715910), (15, 8572728), (18, 7143940), (20, 6429546), (24, 5357955), (30, 4286364), (36, 3571970), (40, 3214773), (45, 2857576), (60, 2143182), (72, 1785985), (90, 1428788), (120, 1071591), (180, 714394), (360, 357197)]