210215040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15641}}^1$

素因数の和:15670

約数の個数: 128

約数和(自身を含む): 765832320

約数和(自身を除く): 555617280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15641, 31282, 46923, 62564, 78205, 93846, 109487, 125128, 156410, 187692, 218974, 234615, 250256, 312820, 328461, 375384, 437948, 469230, 500512, 547435, 625640, 656922, 750768, 875896, 938460, 1001024, 1094870, 1251280, 1313844, 1501536, 1642305, 1751792, 1876920, 2002048, 2189740, 2502560, 2627688, 3003072, 3284610, 3503584, 3753840, 4379480, 5005120, 5255376, 6006144, 6569220, 7007168, 7507680, 8758960, 10010240, 10510752, 13138440, 14014336, 15015360, 17517920, 21021504, 26276880, 30030720, 35035840, 42043008, 52553760, 70071680, 105107520, 210215040]

約数ペア:

[(1, 210215040), (2, 105107520), (3, 70071680), (4, 52553760), (5, 42043008), (6, 35035840), (7, 30030720), (8, 26276880), (10, 21021504), (12, 17517920), (14, 15015360), (15, 14014336), (16, 13138440), (20, 10510752), (21, 10010240), (24, 8758960), (28, 7507680), (30, 7007168), (32, 6569220), (35, 6006144), (40, 5255376), (42, 5005120), (48, 4379480), (56, 3753840), (60, 3503584), (64, 3284610), (70, 3003072), (80, 2627688), (84, 2502560), (96, 2189740), (105, 2002048), (112, 1876920), (120, 1751792), (128, 1642305), (140, 1501536), (160, 1313844), (168, 1251280), (192, 1094870), (210, 1001024), (224, 938460), (240, 875896), (280, 750768), (320, 656922), (336, 625640), (384, 547435), (420, 500512), (448, 469230), (480, 437948), (560, 375384), (640, 328461), (672, 312820), (840, 250256), (896, 234615), (960, 218974), (1120, 187692), (1344, 156410), (1680, 125128), (1920, 109487), (2240, 93846), (2688, 78205), (3360, 62564), (4480, 46923), (6720, 31282), (13440, 15641)]