72001440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{2381}}^1$

素因数の和:2412

約数の個数: 192

約数和(自身を含む): 288126720

約数和(自身を除く): 216125280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2381, 2520, 3024, 3360, 3780, 4320, 4762, 5040, 6048, 7143, 7560, 9524, 10080, 11905, 14286, 15120, 16667, 19048, 21429, 23810, 28572, 30240, 33334, 35715, 38096, 42858, 47620, 50001, 57144, 64287, 66668, 71430, 76192, 83335, 85716, 95240, 100002, 107145, 114288, 128574, 133336, 142860, 150003, 166670, 171432, 190480, 200004, 214290, 228576, 250005, 257148, 266672, 285720, 300006, 321435, 333340, 342864, 380960, 400008, 428580, 450009, 500010, 514296, 533344, 571440, 600012, 642870, 666680, 685728, 750015, 800016, 857160, 900018, 1000020, 1028592, 1142880, 1200024, 1285740, 1333360, 1500030, 1600032, 1714320, 1800036, 2000040, 2057184, 2250045, 2400048, 2571480, 2666720, 3000060, 3428640, 3600072, 4000080, 4500090, 4800096, 5142960, 6000120, 7200144, 8000160, 9000180, 10285920, 12000240, 14400288, 18000360, 24000480, 36000720, 72001440]

約数ペア:

[(1, 72001440), (2, 36000720), (3, 24000480), (4, 18000360), (5, 14400288), (6, 12000240), (7, 10285920), (8, 9000180), (9, 8000160), (10, 7200144), (12, 6000120), (14, 5142960), (15, 4800096), (16, 4500090), (18, 4000080), (20, 3600072), (21, 3428640), (24, 3000060), (27, 2666720), (28, 2571480), (30, 2400048), (32, 2250045), (35, 2057184), (36, 2000040), (40, 1800036), (42, 1714320), (45, 1600032), (48, 1500030), (54, 1333360), (56, 1285740), (60, 1200024), (63, 1142880), (70, 1028592), (72, 1000020), (80, 900018), (84, 857160), (90, 800016), (96, 750015), (105, 685728), (108, 666680), (112, 642870), (120, 600012), (126, 571440), (135, 533344), (140, 514296), (144, 500010), (160, 450009), (168, 428580), (180, 400008), (189, 380960), (210, 342864), (216, 333340), (224, 321435), (240, 300006), (252, 285720), (270, 266672), (280, 257148), (288, 250005), (315, 228576), (336, 214290), (360, 200004), (378, 190480), (420, 171432), (432, 166670), (480, 150003), (504, 142860), (540, 133336), (560, 128574), (630, 114288), (672, 107145), (720, 100002), (756, 95240), (840, 85716), (864, 83335), (945, 76192), (1008, 71430), (1080, 66668), (1120, 64287), (1260, 57144), (1440, 50001), (1512, 47620), (1680, 42858), (1890, 38096), (2016, 35715), (2160, 33334), (2381, 30240), (2520, 28572), (3024, 23810), (3360, 21429), (3780, 19048), (4320, 16667), (4762, 15120), (5040, 14286), (6048, 11905), (7143, 10080), (7560, 9524)]