212100720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:619

約数の個数: 160

約数和(自身を含む): 714245952

約数和(自身を除く): 502145232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 157, 195, 208, 240, 260, 312, 314, 390, 433, 471, 520, 624, 628, 780, 785, 866, 942, 1040, 1256, 1299, 1560, 1570, 1732, 1884, 2041, 2165, 2355, 2512, 2598, 3120, 3140, 3464, 3768, 4082, 4330, 4710, 5196, 5629, 6123, 6280, 6495, 6928, 7536, 8164, 8660, 9420, 10205, 10392, 11258, 12246, 12560, 12990, 16328, 16887, 17320, 18840, 20410, 20784, 22516, 24492, 25980, 28145, 30615, 32656, 33774, 34640, 37680, 40820, 45032, 48984, 51960, 56290, 61230, 67548, 67981, 81640, 84435, 90064, 97968, 103920, 112580, 122460, 135096, 135962, 163280, 168870, 203943, 225160, 244920, 270192, 271924, 337740, 339905, 407886, 450320, 489840, 543848, 675480, 679810, 815772, 883753, 1019715, 1087696, 1350960, 1359620, 1631544, 1767506, 2039430, 2651259, 2719240, 3263088, 3535012, 4078860, 4418765, 5302518, 5438480, 7070024, 8157720, 8837530, 10605036, 13256295, 14140048, 16315440, 17675060, 21210072, 26512590, 35350120, 42420144, 53025180, 70700240, 106050360, 212100720]

約数ペア:

[(1, 212100720), (2, 106050360), (3, 70700240), (4, 53025180), (5, 42420144), (6, 35350120), (8, 26512590), (10, 21210072), (12, 17675060), (13, 16315440), (15, 14140048), (16, 13256295), (20, 10605036), (24, 8837530), (26, 8157720), (30, 7070024), (39, 5438480), (40, 5302518), (48, 4418765), (52, 4078860), (60, 3535012), (65, 3263088), (78, 2719240), (80, 2651259), (104, 2039430), (120, 1767506), (130, 1631544), (156, 1359620), (157, 1350960), (195, 1087696), (208, 1019715), (240, 883753), (260, 815772), (312, 679810), (314, 675480), (390, 543848), (433, 489840), (471, 450320), (520, 407886), (624, 339905), (628, 337740), (780, 271924), (785, 270192), (866, 244920), (942, 225160), (1040, 203943), (1256, 168870), (1299, 163280), (1560, 135962), (1570, 135096), (1732, 122460), (1884, 112580), (2041, 103920), (2165, 97968), (2355, 90064), (2512, 84435), (2598, 81640), (3120, 67981), (3140, 67548), (3464, 61230), (3768, 56290), (4082, 51960), (4330, 48984), (4710, 45032), (5196, 40820), (5629, 37680), (6123, 34640), (6280, 33774), (6495, 32656), (6928, 30615), (7536, 28145), (8164, 25980), (8660, 24492), (9420, 22516), (10205, 20784), (10392, 20410), (11258, 18840), (12246, 17320), (12560, 16887), (12990, 16328)]