72744480

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{1871}}^1$

素因数の和:1901

約数の個数: 144

約数和(自身を含む): 257572224

約数和(自身を除く): 184827744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1871, 1944, 2160, 2430, 2592, 3240, 3742, 3888, 4320, 4860, 5613, 6480, 7484, 7776, 9355, 9720, 11226, 12960, 14968, 16839, 18710, 19440, 22452, 28065, 29936, 33678, 37420, 38880, 44904, 50517, 56130, 59872, 67356, 74840, 84195, 89808, 101034, 112260, 134712, 149680, 151551, 168390, 179616, 202068, 224520, 252585, 269424, 299360, 303102, 336780, 404136, 449040, 454653, 505170, 538848, 606204, 673560, 757755, 808272, 898080, 909306, 1010340, 1212408, 1347120, 1515510, 1616544, 1818612, 2020680, 2273265, 2424816, 2694240, 3031020, 3637224, 4041360, 4546530, 4849632, 6062040, 7274448, 8082720, 9093060, 12124080, 14548896, 18186120, 24248160, 36372240, 72744480]

約数ペア:

[(1, 72744480), (2, 36372240), (3, 24248160), (4, 18186120), (5, 14548896), (6, 12124080), (8, 9093060), (9, 8082720), (10, 7274448), (12, 6062040), (15, 4849632), (16, 4546530), (18, 4041360), (20, 3637224), (24, 3031020), (27, 2694240), (30, 2424816), (32, 2273265), (36, 2020680), (40, 1818612), (45, 1616544), (48, 1515510), (54, 1347120), (60, 1212408), (72, 1010340), (80, 909306), (81, 898080), (90, 808272), (96, 757755), (108, 673560), (120, 606204), (135, 538848), (144, 505170), (160, 454653), (162, 449040), (180, 404136), (216, 336780), (240, 303102), (243, 299360), (270, 269424), (288, 252585), (324, 224520), (360, 202068), (405, 179616), (432, 168390), (480, 151551), (486, 149680), (540, 134712), (648, 112260), (720, 101034), (810, 89808), (864, 84195), (972, 74840), (1080, 67356), (1215, 59872), (1296, 56130), (1440, 50517), (1620, 44904), (1871, 38880), (1944, 37420), (2160, 33678), (2430, 29936), (2592, 28065), (3240, 22452), (3742, 19440), (3888, 18710), (4320, 16839), (4860, 14968), (5613, 12960), (6480, 11226), (7484, 9720), (7776, 9355)]