68235720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81233}}^1$

素因数の和:81254

約数の個数: 64

約数和(自身を含む): 233953920

約数和(自身を除く): 165718200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 81233, 162466, 243699, 324932, 406165, 487398, 568631, 649864, 812330, 974796, 1137262, 1218495, 1624660, 1705893, 1949592, 2274524, 2436990, 2843155, 3249320, 3411786, 4549048, 4873980, 5686310, 6823572, 8529465, 9747960, 11372620, 13647144, 17058930, 22745240, 34117860, 68235720]

約数ペア:

[(1, 68235720), (2, 34117860), (3, 22745240), (4, 17058930), (5, 13647144), (6, 11372620), (7, 9747960), (8, 8529465), (10, 6823572), (12, 5686310), (14, 4873980), (15, 4549048), (20, 3411786), (21, 3249320), (24, 2843155), (28, 2436990), (30, 2274524), (35, 1949592), (40, 1705893), (42, 1624660), (56, 1218495), (60, 1137262), (70, 974796), (84, 812330), (105, 649864), (120, 568631), (140, 487398), (168, 406165), (210, 324932), (280, 243699), (420, 162466), (840, 81233)]