284864340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{249881}}^1$

素因数の和:249912

約数の個数: 48

約数和(自身を含む): 839603520

約数和(自身を除く): 554739180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 249881, 499762, 749643, 999524, 1249405, 1499286, 2498810, 2998572, 3748215, 4747739, 4997620, 7496430, 9495478, 14243217, 14992860, 18990956, 23738695, 28486434, 47477390, 56972868, 71216085, 94954780, 142432170, 284864340]

約数ペア:

[(1, 284864340), (2, 142432170), (3, 94954780), (4, 71216085), (5, 56972868), (6, 47477390), (10, 28486434), (12, 23738695), (15, 18990956), (19, 14992860), (20, 14243217), (30, 9495478), (38, 7496430), (57, 4997620), (60, 4747739), (76, 3748215), (95, 2998572), (114, 2498810), (190, 1499286), (228, 1249405), (285, 999524), (380, 749643), (570, 499762), (1140, 249881)]