306012420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{242867}}^1$

素因数の和:242889

約数の個数: 72

約数和(自身を含む): 1060847424

約数和(自身を除く): 754835004

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, 242867, 485734, 728601, 971468, 1214335, 1457202, 1700069, 2185803, 2428670, 2914404, 3400138, 3643005, 4371606, 4857340, 5100207, 6800276, 7286010, 8500345, 8743212, 10200414, 10929015, 14572020, 15300621, 17000690, 20400828, 21858030, 25501035, 30601242, 34001380, 43716060, 51002070, 61202484, 76503105, 102004140, 153006210, 306012420]

約数ペア:

[(1, 306012420), (2, 153006210), (3, 102004140), (4, 76503105), (5, 61202484), (6, 51002070), (7, 43716060), (9, 34001380), (10, 30601242), (12, 25501035), (14, 21858030), (15, 20400828), (18, 17000690), (20, 15300621), (21, 14572020), (28, 10929015), (30, 10200414), (35, 8743212), (36, 8500345), (42, 7286010), (45, 6800276), (60, 5100207), (63, 4857340), (70, 4371606), (84, 3643005), (90, 3400138), (105, 2914404), (126, 2428670), (140, 2185803), (180, 1700069), (210, 1457202), (252, 1214335), (315, 971468), (420, 728601), (630, 485734), (1260, 242867)]