278136720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{128767}}^1$

素因数の和:128789

約数の個数: 80

約数和(自身を含む): 958033920

約数和(自身を除く): 679897200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 128767, 257534, 386301, 515068, 643835, 772602, 1030136, 1158903, 1287670, 1545204, 1931505, 2060272, 2317806, 2575340, 3090408, 3476709, 3863010, 4635612, 5150680, 5794515, 6180816, 6953418, 7726020, 9271224, 10301360, 11589030, 13906836, 15452040, 17383545, 18542448, 23178060, 27813672, 30904080, 34767090, 46356120, 55627344, 69534180, 92712240, 139068360, 278136720]

約数ペア:

[(1, 278136720), (2, 139068360), (3, 92712240), (4, 69534180), (5, 55627344), (6, 46356120), (8, 34767090), (9, 30904080), (10, 27813672), (12, 23178060), (15, 18542448), (16, 17383545), (18, 15452040), (20, 13906836), (24, 11589030), (27, 10301360), (30, 9271224), (36, 7726020), (40, 6953418), (45, 6180816), (48, 5794515), (54, 5150680), (60, 4635612), (72, 3863010), (80, 3476709), (90, 3090408), (108, 2575340), (120, 2317806), (135, 2060272), (144, 1931505), (180, 1545204), (216, 1287670), (240, 1158903), (270, 1030136), (360, 772602), (432, 643835), (540, 515068), (720, 386301), (1080, 257534), (2160, 128767)]