210836640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:635

約数の個数: 192

約数和(自身を含む): 766402560

約数和(自身を除く): 555565920

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, 70, 80, 84, 96, 105, 112, 120, 131, 140, 160, 168, 210, 224, 240, 262, 280, 336, 393, 420, 479, 480, 524, 560, 655, 672, 786, 840, 917, 958, 1048, 1120, 1310, 1437, 1572, 1680, 1834, 1916, 1965, 2096, 2395, 2620, 2751, 2874, 3144, 3353, 3360, 3668, 3832, 3930, 4192, 4585, 4790, 5240, 5502, 5748, 6288, 6706, 7185, 7336, 7664, 7860, 9170, 9580, 10059, 10480, 11004, 11496, 12576, 13412, 13755, 14370, 14672, 15328, 15720, 16765, 18340, 19160, 20118, 20960, 22008, 22992, 26824, 27510, 28740, 29344, 31440, 33530, 36680, 38320, 40236, 44016, 45984, 50295, 53648, 55020, 57480, 62749, 62880, 67060, 73360, 76640, 80472, 88032, 100590, 107296, 110040, 114960, 125498, 134120, 146720, 160944, 188247, 201180, 220080, 229920, 250996, 268240, 313745, 321888, 376494, 402360, 439243, 440160, 501992, 536480, 627490, 752988, 804720, 878486, 941235, 1003984, 1254980, 1317729, 1505976, 1609440, 1756972, 1882470, 2007968, 2196215, 2509960, 2635458, 3011952, 3513944, 3764940, 4392430, 5019920, 5270916, 6023904, 6588645, 7027888, 7529880, 8784860, 10039840, 10541832, 13177290, 14055776, 15059760, 17569720, 21083664, 26354580, 30119520, 35139440, 42167328, 52709160, 70278880, 105418320, 210836640]

約数ペア:

[(1, 210836640), (2, 105418320), (3, 70278880), (4, 52709160), (5, 42167328), (6, 35139440), (7, 30119520), (8, 26354580), (10, 21083664), (12, 17569720), (14, 15059760), (15, 14055776), (16, 13177290), (20, 10541832), (21, 10039840), (24, 8784860), (28, 7529880), (30, 7027888), (32, 6588645), (35, 6023904), (40, 5270916), (42, 5019920), (48, 4392430), (56, 3764940), (60, 3513944), (70, 3011952), (80, 2635458), (84, 2509960), (96, 2196215), (105, 2007968), (112, 1882470), (120, 1756972), (131, 1609440), (140, 1505976), (160, 1317729), (168, 1254980), (210, 1003984), (224, 941235), (240, 878486), (262, 804720), (280, 752988), (336, 627490), (393, 536480), (420, 501992), (479, 440160), (480, 439243), (524, 402360), (560, 376494), (655, 321888), (672, 313745), (786, 268240), (840, 250996), (917, 229920), (958, 220080), (1048, 201180), (1120, 188247), (1310, 160944), (1437, 146720), (1572, 134120), (1680, 125498), (1834, 114960), (1916, 110040), (1965, 107296), (2096, 100590), (2395, 88032), (2620, 80472), (2751, 76640), (2874, 73360), (3144, 67060), (3353, 62880), (3360, 62749), (3668, 57480), (3832, 55020), (3930, 53648), (4192, 50295), (4585, 45984), (4790, 44016), (5240, 40236), (5502, 38320), (5748, 36680), (6288, 33530), (6706, 31440), (7185, 29344), (7336, 28740), (7664, 27510), (7860, 26824), (9170, 22992), (9580, 22008), (10059, 20960), (10480, 20118), (11004, 19160), (11496, 18340), (12576, 16765), (13412, 15720), (13755, 15328), (14370, 14672)]