2422620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 7543536

約数和(自身を除く): 5120916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 313, 387, 430, 516, 626, 645, 774, 860, 939, 1252, 1290, 1548, 1565, 1878, 1935, 2580, 2817, 3130, 3756, 3870, 4695, 5634, 6260, 7740, 9390, 11268, 13459, 14085, 18780, 26918, 28170, 40377, 53836, 56340, 67295, 80754, 121131, 134590, 161508, 201885, 242262, 269180, 403770, 484524, 605655, 807540, 1211310, 2422620]

約数ペア:

[(1, 2422620), (2, 1211310), (3, 807540), (4, 605655), (5, 484524), (6, 403770), (9, 269180), (10, 242262), (12, 201885), (15, 161508), (18, 134590), (20, 121131), (30, 80754), (36, 67295), (43, 56340), (45, 53836), (60, 40377), (86, 28170), (90, 26918), (129, 18780), (172, 14085), (180, 13459), (215, 11268), (258, 9390), (313, 7740), (387, 6260), (430, 5634), (516, 4695), (626, 3870), (645, 3756), (774, 3130), (860, 2817), (939, 2580), (1252, 1935), (1290, 1878), (1548, 1565)]