138708720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{64217}}^1$

素因数の和:64239

約数の個数: 80

約数和(自身を含む): 477781920

約数和(自身を除く): 339073200

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, 64217, 128434, 192651, 256868, 321085, 385302, 513736, 577953, 642170, 770604, 963255, 1027472, 1155906, 1284340, 1541208, 1733859, 1926510, 2311812, 2568680, 2889765, 3082416, 3467718, 3853020, 4623624, 5137360, 5779530, 6935436, 7706040, 8669295, 9247248, 11559060, 13870872, 15412080, 17338590, 23118120, 27741744, 34677180, 46236240, 69354360, 138708720]

約数ペア:

[(1, 138708720), (2, 69354360), (3, 46236240), (4, 34677180), (5, 27741744), (6, 23118120), (8, 17338590), (9, 15412080), (10, 13870872), (12, 11559060), (15, 9247248), (16, 8669295), (18, 7706040), (20, 6935436), (24, 5779530), (27, 5137360), (30, 4623624), (36, 3853020), (40, 3467718), (45, 3082416), (48, 2889765), (54, 2568680), (60, 2311812), (72, 1926510), (80, 1733859), (90, 1541208), (108, 1284340), (120, 1155906), (135, 1027472), (144, 963255), (180, 770604), (216, 642170), (240, 577953), (270, 513736), (360, 385302), (432, 321085), (540, 256868), (720, 192651), (1080, 128434), (2160, 64217)]