639030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 1866240

約数和(自身を除く): 1227210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 179, 210, 238, 255, 357, 358, 510, 537, 595, 714, 895, 1074, 1190, 1253, 1785, 1790, 2506, 2685, 3043, 3570, 3759, 5370, 6086, 6265, 7518, 9129, 12530, 15215, 18258, 18795, 21301, 30430, 37590, 42602, 45645, 63903, 91290, 106505, 127806, 213010, 319515, 639030]

約数ペア:

[(1, 639030), (2, 319515), (3, 213010), (5, 127806), (6, 106505), (7, 91290), (10, 63903), (14, 45645), (15, 42602), (17, 37590), (21, 30430), (30, 21301), (34, 18795), (35, 18258), (42, 15215), (51, 12530), (70, 9129), (85, 7518), (102, 6265), (105, 6086), (119, 5370), (170, 3759), (179, 3570), (210, 3043), (238, 2685), (255, 2506), (357, 1790), (358, 1785), (510, 1253), (537, 1190), (595, 1074), (714, 895)]