87236640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2089}}^1$

素因数の和:2139

約数の個数: 144

約数和(自身を含む): 308107800

約数和(自身を除く): 220871160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2089, 2320, 2610, 2784, 3480, 4176, 4178, 4640, 5220, 6267, 6960, 8352, 8356, 10440, 10445, 12534, 13920, 16712, 18801, 20880, 20890, 25068, 31335, 33424, 37602, 41760, 41780, 50136, 60581, 62670, 66848, 75204, 83560, 94005, 100272, 121162, 125340, 150408, 167120, 181743, 188010, 200544, 242324, 250680, 300816, 302905, 334240, 363486, 376020, 484648, 501360, 545229, 601632, 605810, 726972, 752040, 908715, 969296, 1002720, 1090458, 1211620, 1453944, 1504080, 1817430, 1938592, 2180916, 2423240, 2726145, 2907888, 3008160, 3634860, 4361832, 4846480, 5452290, 5815776, 7269720, 8723664, 9692960, 10904580, 14539440, 17447328, 21809160, 29078880, 43618320, 87236640]

約数ペア:

[(1, 87236640), (2, 43618320), (3, 29078880), (4, 21809160), (5, 17447328), (6, 14539440), (8, 10904580), (9, 9692960), (10, 8723664), (12, 7269720), (15, 5815776), (16, 5452290), (18, 4846480), (20, 4361832), (24, 3634860), (29, 3008160), (30, 2907888), (32, 2726145), (36, 2423240), (40, 2180916), (45, 1938592), (48, 1817430), (58, 1504080), (60, 1453944), (72, 1211620), (80, 1090458), (87, 1002720), (90, 969296), (96, 908715), (116, 752040), (120, 726972), (144, 605810), (145, 601632), (160, 545229), (174, 501360), (180, 484648), (232, 376020), (240, 363486), (261, 334240), (288, 302905), (290, 300816), (348, 250680), (360, 242324), (435, 200544), (464, 188010), (480, 181743), (522, 167120), (580, 150408), (696, 125340), (720, 121162), (870, 100272), (928, 94005), (1044, 83560), (1160, 75204), (1305, 66848), (1392, 62670), (1440, 60581), (1740, 50136), (2088, 41780), (2089, 41760), (2320, 37602), (2610, 33424), (2784, 31335), (3480, 25068), (4176, 20890), (4178, 20880), (4640, 18801), (5220, 16712), (6267, 13920), (6960, 12534), (8352, 10445), (8356, 10440)]