2153340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1709}}^1$

素因数の和:1731

約数の個数: 72

約数和(自身を含む): 7469280

約数和(自身を除く): 5315940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1709, 3418, 5127, 6836, 8545, 10254, 11963, 15381, 17090, 20508, 23926, 25635, 30762, 34180, 35889, 47852, 51270, 59815, 61524, 71778, 76905, 102540, 107667, 119630, 143556, 153810, 179445, 215334, 239260, 307620, 358890, 430668, 538335, 717780, 1076670, 2153340]

約数ペア:

[(1, 2153340), (2, 1076670), (3, 717780), (4, 538335), (5, 430668), (6, 358890), (7, 307620), (9, 239260), (10, 215334), (12, 179445), (14, 153810), (15, 143556), (18, 119630), (20, 107667), (21, 102540), (28, 76905), (30, 71778), (35, 61524), (36, 59815), (42, 51270), (45, 47852), (60, 35889), (63, 34180), (70, 30762), (84, 25635), (90, 23926), (105, 20508), (126, 17090), (140, 15381), (180, 11963), (210, 10254), (252, 8545), (315, 6836), (420, 5127), (630, 3418), (1260, 1709)]