870820020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:395

約数の個数: 288

約数和(自身を含む): 3186892800

約数和(自身を除く): 2316072780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 151, 161, 180, 199, 207, 210, 230, 252, 276, 302, 315, 322, 345, 398, 414, 420, 453, 460, 483, 597, 604, 630, 644, 690, 755, 796, 805, 828, 906, 966, 995, 1035, 1057, 1194, 1260, 1359, 1380, 1393, 1449, 1510, 1610, 1791, 1812, 1932, 1990, 2070, 2114, 2265, 2388, 2415, 2718, 2786, 2898, 2985, 3020, 3171, 3220, 3473, 3582, 3980, 4140, 4179, 4228, 4530, 4577, 4830, 5285, 5436, 5572, 5796, 5970, 6342, 6795, 6946, 6965, 7164, 7245, 8358, 8955, 9060, 9154, 9513, 9660, 10419, 10570, 11940, 12537, 12684, 13590, 13731, 13892, 13930, 14490, 15855, 16716, 17365, 17910, 18308, 19026, 20838, 20895, 21140, 22885, 24311, 25074, 27180, 27462, 27860, 28980, 30049, 31257, 31710, 32039, 34730, 35820, 38052, 41193, 41676, 41790, 45770, 47565, 48622, 50148, 52095, 54924, 60098, 62514, 62685, 63420, 64078, 68655, 69460, 72933, 82386, 83580, 90147, 91540, 95130, 96117, 97244, 104190, 120196, 121555, 125028, 125370, 128156, 137310, 145866, 150245, 156285, 160195, 164772, 180294, 190260, 192234, 205965, 208380, 210343, 218799, 243110, 250740, 270441, 274620, 288351, 291732, 300490, 312570, 320390, 360588, 364665, 384468, 411930, 420686, 437598, 450735, 480585, 486220, 540882, 576702, 600980, 625140, 631029, 640780, 691127, 729330, 823860, 841372, 875196, 901470, 961170, 1051715, 1081764, 1093995, 1153404, 1262058, 1352205, 1382254, 1441755, 1458660, 1802940, 1893087, 1922340, 2073381, 2103430, 2187990, 2524116, 2704410, 2764508, 2883510, 3155145, 3455635, 3786174, 4146762, 4206860, 4375980, 4837889, 5408820, 5767020, 6220143, 6310290, 6911270, 7572348, 8293524, 9465435, 9675778, 10366905, 12440286, 12620580, 13822540, 14513667, 18930870, 19351556, 20733810, 24189445, 24880572, 29027334, 31100715, 37861740, 41467620, 43541001, 48378890, 58054668, 62201430, 72568335, 87082002, 96757780, 124402860, 145136670, 174164004, 217705005, 290273340, 435410010, 870820020]

約数ペア:

[(1, 870820020), (2, 435410010), (3, 290273340), (4, 217705005), (5, 174164004), (6, 145136670), (7, 124402860), (9, 96757780), (10, 87082002), (12, 72568335), (14, 62201430), (15, 58054668), (18, 48378890), (20, 43541001), (21, 41467620), (23, 37861740), (28, 31100715), (30, 29027334), (35, 24880572), (36, 24189445), (42, 20733810), (45, 19351556), (46, 18930870), (60, 14513667), (63, 13822540), (69, 12620580), (70, 12440286), (84, 10366905), (90, 9675778), (92, 9465435), (105, 8293524), (115, 7572348), (126, 6911270), (138, 6310290), (140, 6220143), (151, 5767020), (161, 5408820), (180, 4837889), (199, 4375980), (207, 4206860), (210, 4146762), (230, 3786174), (252, 3455635), (276, 3155145), (302, 2883510), (315, 2764508), (322, 2704410), (345, 2524116), (398, 2187990), (414, 2103430), (420, 2073381), (453, 1922340), (460, 1893087), (483, 1802940), (597, 1458660), (604, 1441755), (630, 1382254), (644, 1352205), (690, 1262058), (755, 1153404), (796, 1093995), (805, 1081764), (828, 1051715), (906, 961170), (966, 901470), (995, 875196), (1035, 841372), (1057, 823860), (1194, 729330), (1260, 691127), (1359, 640780), (1380, 631029), (1393, 625140), (1449, 600980), (1510, 576702), (1610, 540882), (1791, 486220), (1812, 480585), (1932, 450735), (1990, 437598), (2070, 420686), (2114, 411930), (2265, 384468), (2388, 364665), (2415, 360588), (2718, 320390), (2786, 312570), (2898, 300490), (2985, 291732), (3020, 288351), (3171, 274620), (3220, 270441), (3473, 250740), (3582, 243110), (3980, 218799), (4140, 210343), (4179, 208380), (4228, 205965), (4530, 192234), (4577, 190260), (4830, 180294), (5285, 164772), (5436, 160195), (5572, 156285), (5796, 150245), (5970, 145866), (6342, 137310), (6795, 128156), (6946, 125370), (6965, 125028), (7164, 121555), (7245, 120196), (8358, 104190), (8955, 97244), (9060, 96117), (9154, 95130), (9513, 91540), (9660, 90147), (10419, 83580), (10570, 82386), (11940, 72933), (12537, 69460), (12684, 68655), (13590, 64078), (13731, 63420), (13892, 62685), (13930, 62514), (14490, 60098), (15855, 54924), (16716, 52095), (17365, 50148), (17910, 48622), (18308, 47565), (19026, 45770), (20838, 41790), (20895, 41676), (21140, 41193), (22885, 38052), (24311, 35820), (25074, 34730), (27180, 32039), (27462, 31710), (27860, 31257), (28980, 30049)]