64680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1$

素因数の和:39

約数の個数: 96

約数和(自身を含む): 246240

約数和(自身を除く): 181560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 735, 770, 840, 924, 980, 1078, 1155, 1176, 1320, 1470, 1540, 1617, 1848, 1960, 2156, 2310, 2695, 2940, 3080, 3234, 4312, 4620, 5390, 5880, 6468, 8085, 9240, 10780, 12936, 16170, 21560, 32340, 64680]

約数ペア:

[(1, 64680), (2, 32340), (3, 21560), (4, 16170), (5, 12936), (6, 10780), (7, 9240), (8, 8085), (10, 6468), (11, 5880), (12, 5390), (14, 4620), (15, 4312), (20, 3234), (21, 3080), (22, 2940), (24, 2695), (28, 2310), (30, 2156), (33, 1960), (35, 1848), (40, 1617), (42, 1540), (44, 1470), (49, 1320), (55, 1176), (56, 1155), (60, 1078), (66, 980), (70, 924), (77, 840), (84, 770), (88, 735), (98, 660), (105, 616), (110, 588), (120, 539), (132, 490), (140, 462), (147, 440), (154, 420), (165, 392), (168, 385), (196, 330), (210, 308), (220, 294), (231, 280), (245, 264)]