320475190

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{233}}^1\times {\mathrm{401}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 677289600

約数和(自身を除く): 356814410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 233, 245, 343, 401, 466, 490, 686, 802, 1165, 1631, 1715, 2005, 2330, 2807, 3262, 3430, 4010, 5614, 8155, 11417, 14035, 16310, 19649, 22834, 28070, 39298, 57085, 79919, 93433, 98245, 114170, 137543, 159838, 186866, 196490, 275086, 399595, 467165, 654031, 687715, 799190, 934330, 1308062, 1375430, 3270155, 4578217, 6540310, 9156434, 22891085, 32047519, 45782170, 64095038, 160237595, 320475190]

約数ペア:

[(1, 320475190), (2, 160237595), (5, 64095038), (7, 45782170), (10, 32047519), (14, 22891085), (35, 9156434), (49, 6540310), (70, 4578217), (98, 3270155), (233, 1375430), (245, 1308062), (343, 934330), (401, 799190), (466, 687715), (490, 654031), (686, 467165), (802, 399595), (1165, 275086), (1631, 196490), (1715, 186866), (2005, 159838), (2330, 137543), (2807, 114170), (3262, 98245), (3430, 93433), (4010, 79919), (5614, 57085), (8155, 39298), (11417, 28070), (14035, 22834), (16310, 19649)]