20202645120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^3\times {\mathrm{30677}}^1$

素因数の和:30720

約数の個数: 256

約数和(自身を含む): 75099744000

約数和(自身を除く): 54897098880

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, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 343, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 686, 735, 784, 840, 896, 960, 980, 1029, 1120, 1176, 1344, 1372, 1470, 1568, 1680, 1715, 1920, 1960, 2058, 2240, 2352, 2688, 2744, 2940, 3136, 3360, 3430, 3920, 4116, 4480, 4704, 5145, 5488, 5880, 6272, 6720, 6860, 7840, 8232, 9408, 10290, 10976, 11760, 13440, 13720, 15680, 16464, 18816, 20580, 21952, 23520, 27440, 30677, 31360, 32928, 41160, 43904, 47040, 54880, 61354, 65856, 82320, 92031, 94080, 109760, 122708, 131712, 153385, 164640, 184062, 214739, 219520, 245416, 306770, 329280, 368124, 429478, 460155, 490832, 613540, 644217, 658560, 736248, 858956, 920310, 981664, 1073695, 1227080, 1288434, 1472496, 1503173, 1717912, 1840620, 1963328, 2147390, 2454160, 2576868, 2944992, 3006346, 3221085, 3435824, 3681240, 3926656, 4294780, 4509519, 4908320, 5153736, 5889984, 6012692, 6442170, 6871648, 7362480, 7515865, 8589560, 9019038, 9816640, 10307472, 10522211, 11779968, 12025384, 12884340, 13743296, 14724960, 15031730, 17179120, 18038076, 19633280, 20614944, 21044422, 22547595, 24050768, 25768680, 27486592, 29449920, 30063460, 31566633, 34358240, 36076152, 41229888, 42088844, 45095190, 48101536, 51537360, 52611055, 58899840, 60126920, 63133266, 68716480, 72152304, 82459776, 84177688, 90190380, 96203072, 103074720, 105222110, 120253840, 126266532, 137432960, 144304608, 157833165, 168355376, 180380760, 192406144, 206149440, 210444220, 240507680, 252533064, 288609216, 315666330, 336710752, 360761520, 412298880, 420888440, 481015360, 505066128, 577218432, 631332660, 673421504, 721523040, 841776880, 962030720, 1010132256, 1262665320, 1346843008, 1443046080, 1683553760, 2020264512, 2525330640, 2886092160, 3367107520, 4040529024, 5050661280, 6734215040, 10101322560, 20202645120]

約数ペア:

[(1, 20202645120), (2, 10101322560), (3, 6734215040), (4, 5050661280), (5, 4040529024), (6, 3367107520), (7, 2886092160), (8, 2525330640), (10, 2020264512), (12, 1683553760), (14, 1443046080), (15, 1346843008), (16, 1262665320), (20, 1010132256), (21, 962030720), (24, 841776880), (28, 721523040), (30, 673421504), (32, 631332660), (35, 577218432), (40, 505066128), (42, 481015360), (48, 420888440), (49, 412298880), (56, 360761520), (60, 336710752), (64, 315666330), (70, 288609216), (80, 252533064), (84, 240507680), (96, 210444220), (98, 206149440), (105, 192406144), (112, 180380760), (120, 168355376), (128, 157833165), (140, 144304608), (147, 137432960), (160, 126266532), (168, 120253840), (192, 105222110), (196, 103074720), (210, 96203072), (224, 90190380), (240, 84177688), (245, 82459776), (280, 72152304), (294, 68716480), (320, 63133266), (336, 60126920), (343, 58899840), (384, 52611055), (392, 51537360), (420, 48101536), (448, 45095190), (480, 42088844), (490, 41229888), (560, 36076152), (588, 34358240), (640, 31566633), (672, 30063460), (686, 29449920), (735, 27486592), (784, 25768680), (840, 24050768), (896, 22547595), (960, 21044422), (980, 20614944), (1029, 19633280), (1120, 18038076), (1176, 17179120), (1344, 15031730), (1372, 14724960), (1470, 13743296), (1568, 12884340), (1680, 12025384), (1715, 11779968), (1920, 10522211), (1960, 10307472), (2058, 9816640), (2240, 9019038), (2352, 8589560), (2688, 7515865), (2744, 7362480), (2940, 6871648), (3136, 6442170), (3360, 6012692), (3430, 5889984), (3920, 5153736), (4116, 4908320), (4480, 4509519), (4704, 4294780), (5145, 3926656), (5488, 3681240), (5880, 3435824), (6272, 3221085), (6720, 3006346), (6860, 2944992), (7840, 2576868), (8232, 2454160), (9408, 2147390), (10290, 1963328), (10976, 1840620), (11760, 1717912), (13440, 1503173), (13720, 1472496), (15680, 1288434), (16464, 1227080), (18816, 1073695), (20580, 981664), (21952, 920310), (23520, 858956), (27440, 736248), (30677, 658560), (31360, 644217), (32928, 613540), (41160, 490832), (43904, 460155), (47040, 429478), (54880, 368124), (61354, 329280), (65856, 306770), (82320, 245416), (92031, 219520), (94080, 214739), (109760, 184062), (122708, 164640), (131712, 153385)]