263482020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2122

約数の個数: 144

約数和(自身を含む): 861299712

約数和(自身を除く): 597817692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2053, 2070, 2139, 2790, 2852, 3565, 4106, 4140, 4278, 5580, 6159, 6417, 7130, 8212, 8556, 10265, 10695, 12318, 12834, 14260, 18477, 20530, 21390, 24636, 25668, 30795, 32085, 36954, 41060, 42780, 47219, 61590, 63643, 64170, 73908, 92385, 94438, 123180, 127286, 128340, 141657, 184770, 188876, 190929, 236095, 254572, 283314, 318215, 369540, 381858, 424971, 472190, 566628, 572787, 636430, 708285, 763716, 849942, 944380, 954645, 1145574, 1272860, 1416570, 1463789, 1699884, 1909290, 2124855, 2291148, 2833140, 2863935, 2927578, 3818580, 4249710, 4391367, 5727870, 5855156, 7318945, 8499420, 8782734, 11455740, 13174101, 14637890, 17565468, 21956835, 26348202, 29275780, 43913670, 52696404, 65870505, 87827340, 131741010, 263482020]

約数ペア:

[(1, 263482020), (2, 131741010), (3, 87827340), (4, 65870505), (5, 52696404), (6, 43913670), (9, 29275780), (10, 26348202), (12, 21956835), (15, 17565468), (18, 14637890), (20, 13174101), (23, 11455740), (30, 8782734), (31, 8499420), (36, 7318945), (45, 5855156), (46, 5727870), (60, 4391367), (62, 4249710), (69, 3818580), (90, 2927578), (92, 2863935), (93, 2833140), (115, 2291148), (124, 2124855), (138, 1909290), (155, 1699884), (180, 1463789), (186, 1416570), (207, 1272860), (230, 1145574), (276, 954645), (279, 944380), (310, 849942), (345, 763716), (372, 708285), (414, 636430), (460, 572787), (465, 566628), (558, 472190), (620, 424971), (690, 381858), (713, 369540), (828, 318215), (930, 283314), (1035, 254572), (1116, 236095), (1380, 190929), (1395, 188876), (1426, 184770), (1860, 141657), (2053, 128340), (2070, 127286), (2139, 123180), (2790, 94438), (2852, 92385), (3565, 73908), (4106, 64170), (4140, 63643), (4278, 61590), (5580, 47219), (6159, 42780), (6417, 41060), (7130, 36954), (8212, 32085), (8556, 30795), (10265, 25668), (10695, 24636), (12318, 21390), (12834, 20530), (14260, 18477)]