530181540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{420779}}^1$

素因数の和:420801

約数の個数: 72

約数和(自身を含む): 1837967040

約数和(自身を除く): 1307785500

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, 420779, 841558, 1262337, 1683116, 2103895, 2524674, 2945453, 3787011, 4207790, 5049348, 5890906, 6311685, 7574022, 8415580, 8836359, 11781812, 12623370, 14727265, 15148044, 17672718, 18935055, 25246740, 26509077, 29454530, 35345436, 37870110, 44181795, 53018154, 58909060, 75740220, 88363590, 106036308, 132545385, 176727180, 265090770, 530181540]

約数ペア:

[(1, 530181540), (2, 265090770), (3, 176727180), (4, 132545385), (5, 106036308), (6, 88363590), (7, 75740220), (9, 58909060), (10, 53018154), (12, 44181795), (14, 37870110), (15, 35345436), (18, 29454530), (20, 26509077), (21, 25246740), (28, 18935055), (30, 17672718), (35, 15148044), (36, 14727265), (42, 12623370), (45, 11781812), (60, 8836359), (63, 8415580), (70, 7574022), (84, 6311685), (90, 5890906), (105, 5049348), (126, 4207790), (140, 3787011), (180, 2945453), (210, 2524674), (252, 2103895), (315, 1683116), (420, 1262337), (630, 841558), (1260, 420779)]