68477280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{431}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 216857088

約数和(自身を除く): 148379808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 331, 431, 480, 662, 862, 993, 1293, 1324, 1655, 1724, 1986, 2155, 2586, 2648, 3310, 3448, 3972, 4310, 4965, 5172, 5296, 6465, 6620, 6896, 7944, 8620, 9930, 10344, 10592, 12930, 13240, 13792, 15888, 17240, 19860, 20688, 25860, 26480, 31776, 34480, 39720, 41376, 51720, 52960, 68960, 79440, 103440, 142661, 158880, 206880, 285322, 427983, 570644, 713305, 855966, 1141288, 1426610, 1711932, 2139915, 2282576, 2853220, 3423864, 4279830, 4565152, 5706440, 6847728, 8559660, 11412880, 13695456, 17119320, 22825760, 34238640, 68477280]

約数ペア:

[(1, 68477280), (2, 34238640), (3, 22825760), (4, 17119320), (5, 13695456), (6, 11412880), (8, 8559660), (10, 6847728), (12, 5706440), (15, 4565152), (16, 4279830), (20, 3423864), (24, 2853220), (30, 2282576), (32, 2139915), (40, 1711932), (48, 1426610), (60, 1141288), (80, 855966), (96, 713305), (120, 570644), (160, 427983), (240, 285322), (331, 206880), (431, 158880), (480, 142661), (662, 103440), (862, 79440), (993, 68960), (1293, 52960), (1324, 51720), (1655, 41376), (1724, 39720), (1986, 34480), (2155, 31776), (2586, 26480), (2648, 25860), (3310, 20688), (3448, 19860), (3972, 17240), (4310, 15888), (4965, 13792), (5172, 13240), (5296, 12930), (6465, 10592), (6620, 10344), (6896, 9930), (7944, 8620)]