72268980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{172069}}^1$

素因数の和:172088

約数の個数: 48

約数和(自身を含む): 231262080

約数和(自身を除く): 158993100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 172069, 344138, 516207, 688276, 860345, 1032414, 1204483, 1720690, 2064828, 2408966, 2581035, 3441380, 3613449, 4817932, 5162070, 6022415, 7226898, 10324140, 12044830, 14453796, 18067245, 24089660, 36134490, 72268980]

約数ペア:

[(1, 72268980), (2, 36134490), (3, 24089660), (4, 18067245), (5, 14453796), (6, 12044830), (7, 10324140), (10, 7226898), (12, 6022415), (14, 5162070), (15, 4817932), (20, 3613449), (21, 3441380), (28, 2581035), (30, 2408966), (35, 2064828), (42, 1720690), (60, 1204483), (70, 1032414), (84, 860345), (105, 688276), (140, 516207), (210, 344138), (420, 172069)]