30857292

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 82882800

約数和(自身を除く): 52025508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 197, 228, 229, 342, 394, 458, 591, 684, 687, 788, 916, 1182, 1374, 1773, 2061, 2364, 2748, 3546, 3743, 4122, 4351, 7092, 7486, 8244, 8702, 11229, 13053, 14972, 17404, 22458, 26106, 33687, 39159, 44916, 45113, 52212, 67374, 78318, 90226, 134748, 135339, 156636, 180452, 270678, 406017, 541356, 812034, 857147, 1624068, 1714294, 2571441, 3428588, 5142882, 7714323, 10285764, 15428646, 30857292]

約数ペア:

[(1, 30857292), (2, 15428646), (3, 10285764), (4, 7714323), (6, 5142882), (9, 3428588), (12, 2571441), (18, 1714294), (19, 1624068), (36, 857147), (38, 812034), (57, 541356), (76, 406017), (114, 270678), (171, 180452), (197, 156636), (228, 135339), (229, 134748), (342, 90226), (394, 78318), (458, 67374), (591, 52212), (684, 45113), (687, 44916), (788, 39159), (916, 33687), (1182, 26106), (1374, 22458), (1773, 17404), (2061, 14972), (2364, 13053), (2748, 11229), (3546, 8702), (3743, 8244), (4122, 7486), (4351, 7092)]