628140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 1920240

約数和(自身を除く): 1292100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 361, 380, 435, 551, 570, 580, 722, 870, 1083, 1102, 1140, 1444, 1653, 1740, 1805, 2166, 2204, 2755, 3306, 3610, 4332, 5415, 5510, 6612, 7220, 8265, 10469, 10830, 11020, 16530, 20938, 21660, 31407, 33060, 41876, 52345, 62814, 104690, 125628, 157035, 209380, 314070, 628140]

約数ペア:

[(1, 628140), (2, 314070), (3, 209380), (4, 157035), (5, 125628), (6, 104690), (10, 62814), (12, 52345), (15, 41876), (19, 33060), (20, 31407), (29, 21660), (30, 20938), (38, 16530), (57, 11020), (58, 10830), (60, 10469), (76, 8265), (87, 7220), (95, 6612), (114, 5510), (116, 5415), (145, 4332), (174, 3610), (190, 3306), (228, 2755), (285, 2204), (290, 2166), (348, 1805), (361, 1740), (380, 1653), (435, 1444), (551, 1140), (570, 1102), (580, 1083), (722, 870)]