861915168

素因数分解:

$2^5\times 3^5\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 2559211200

約数和(自身を除く): 1697296032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 199, 216, 243, 288, 324, 398, 432, 486, 557, 597, 648, 796, 864, 972, 1114, 1194, 1296, 1592, 1671, 1791, 1944, 2228, 2388, 2592, 3184, 3342, 3582, 3888, 4456, 4776, 5013, 5373, 6368, 6684, 7164, 7776, 8912, 9552, 10026, 10746, 13368, 14328, 15039, 16119, 17824, 19104, 20052, 21492, 26736, 28656, 30078, 32238, 40104, 42984, 45117, 48357, 53472, 57312, 60156, 64476, 80208, 85968, 90234, 96714, 110843, 120312, 128952, 135351, 160416, 171936, 180468, 193428, 221686, 240624, 257904, 270702, 332529, 360936, 386856, 443372, 481248, 515808, 541404, 665058, 721872, 773712, 886744, 997587, 1082808, 1330116, 1443744, 1547424, 1773488, 1995174, 2165616, 2660232, 2992761, 3546976, 3990348, 4331232, 5320464, 5985522, 7980696, 8978283, 10640928, 11971044, 15961392, 17956566, 23942088, 26934849, 31922784, 35913132, 47884176, 53869698, 71826264, 95768352, 107739396, 143652528, 215478792, 287305056, 430957584, 861915168]

約数ペア:

[(1, 861915168), (2, 430957584), (3, 287305056), (4, 215478792), (6, 143652528), (8, 107739396), (9, 95768352), (12, 71826264), (16, 53869698), (18, 47884176), (24, 35913132), (27, 31922784), (32, 26934849), (36, 23942088), (48, 17956566), (54, 15961392), (72, 11971044), (81, 10640928), (96, 8978283), (108, 7980696), (144, 5985522), (162, 5320464), (199, 4331232), (216, 3990348), (243, 3546976), (288, 2992761), (324, 2660232), (398, 2165616), (432, 1995174), (486, 1773488), (557, 1547424), (597, 1443744), (648, 1330116), (796, 1082808), (864, 997587), (972, 886744), (1114, 773712), (1194, 721872), (1296, 665058), (1592, 541404), (1671, 515808), (1791, 481248), (1944, 443372), (2228, 386856), (2388, 360936), (2592, 332529), (3184, 270702), (3342, 257904), (3582, 240624), (3888, 221686), (4456, 193428), (4776, 180468), (5013, 171936), (5373, 160416), (6368, 135351), (6684, 128952), (7164, 120312), (7776, 110843), (8912, 96714), (9552, 90234), (10026, 85968), (10746, 80208), (13368, 64476), (14328, 60156), (15039, 57312), (16119, 53472), (17824, 48357), (19104, 45117), (20052, 42984), (21492, 40104), (26736, 32238), (28656, 30078)]