210310905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 407347200

約数和(自身を除く): 197036295

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 271, 285, 389, 399, 665, 813, 1167, 1355, 1897, 1945, 1995, 2723, 4065, 5149, 5691, 5835, 7391, 8169, 9485, 13615, 15447, 22173, 25745, 28455, 36043, 36955, 40845, 51737, 77235, 105419, 108129, 110865, 155211, 180215, 258685, 316257, 527095, 540645, 737933, 776055, 1581285, 2002961, 2213799, 3689665, 6008883, 10014805, 11068995, 14020727, 30044415, 42062181, 70103635, 210310905]

約数ペア:

[(1, 210310905), (3, 70103635), (5, 42062181), (7, 30044415), (15, 14020727), (19, 11068995), (21, 10014805), (35, 6008883), (57, 3689665), (95, 2213799), (105, 2002961), (133, 1581285), (271, 776055), (285, 737933), (389, 540645), (399, 527095), (665, 316257), (813, 258685), (1167, 180215), (1355, 155211), (1897, 110865), (1945, 108129), (1995, 105419), (2723, 77235), (4065, 51737), (5149, 40845), (5691, 36955), (5835, 36043), (7391, 28455), (8169, 25745), (9485, 22173), (13615, 15447)]