256185720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 384

約数和(自身を含む): 1024358400

約数和(自身を除く): 768172680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 47, 49, 54, 56, 60, 63, 70, 72, 84, 90, 94, 98, 103, 105, 108, 120, 126, 135, 140, 141, 147, 168, 180, 188, 189, 196, 206, 210, 216, 235, 245, 252, 270, 280, 282, 294, 309, 315, 329, 360, 376, 378, 392, 412, 420, 423, 441, 470, 490, 504, 515, 540, 564, 588, 618, 630, 658, 705, 721, 735, 756, 824, 840, 846, 882, 927, 940, 945, 980, 987, 1030, 1080, 1128, 1176, 1236, 1260, 1269, 1316, 1323, 1410, 1442, 1470, 1512, 1545, 1645, 1692, 1764, 1854, 1880, 1890, 1960, 1974, 2060, 2115, 2163, 2205, 2303, 2472, 2520, 2538, 2632, 2646, 2781, 2820, 2884, 2940, 2961, 3090, 3290, 3384, 3528, 3605, 3708, 3780, 3948, 4120, 4230, 4326, 4410, 4606, 4635, 4841, 4935, 5047, 5076, 5292, 5562, 5640, 5768, 5880, 5922, 6180, 6345, 6489, 6580, 6615, 6909, 7210, 7416, 7560, 7896, 8460, 8652, 8820, 8883, 9212, 9270, 9682, 9870, 10094, 10152, 10584, 10815, 11124, 11515, 11844, 12360, 12690, 12978, 13160, 13230, 13818, 13905, 14420, 14523, 14805, 15141, 16920, 17304, 17640, 17766, 18424, 18540, 19364, 19467, 19740, 20188, 20727, 21630, 22248, 23030, 23688, 24205, 25235, 25380, 25956, 26460, 27636, 27810, 28840, 29046, 29610, 30282, 32445, 33887, 34545, 35532, 37080, 38728, 38934, 39480, 40376, 41454, 43260, 43569, 44415, 45423, 46060, 48410, 50470, 50760, 51912, 52920, 55272, 55620, 58092, 59220, 60564, 62181, 64890, 67774, 69090, 71064, 72615, 75705, 77868, 82908, 86520, 87138, 88830, 90846, 92120, 96820, 97335, 100940, 101661, 103635, 111240, 116184, 118440, 121128, 124362, 129780, 130707, 135548, 136269, 138180, 145230, 151410, 155736, 165816, 169435, 174276, 177660, 181692, 193640, 194670, 201880, 203322, 207270, 217845, 227115, 237209, 248724, 259560, 261414, 271096, 272538, 276360, 290460, 302820, 304983, 310905, 338870, 348552, 355320, 363384, 389340, 406644, 414540, 435690, 454230, 474418, 497448, 508305, 522828, 545076, 580920, 605640, 609966, 621810, 653535, 677740, 681345, 711627, 778680, 813288, 829080, 871380, 908460, 914949, 948836, 1016610, 1045656, 1090152, 1186045, 1219932, 1243620, 1307070, 1355480, 1362690, 1423254, 1524915, 1742760, 1816920, 1829898, 1897672, 2033220, 2134881, 2372090, 2439864, 2487240, 2614140, 2725380, 2846508, 3049830, 3558135, 3659796, 4066440, 4269762, 4574745, 4744180, 5228280, 5450760, 5693016, 6099660, 6404643, 7116270, 7319592, 8539524, 9149490, 9488360, 10674405, 12199320, 12809286, 14232540, 17079048, 18298980, 21348810, 25618572, 28465080, 32023215, 36597960, 42697620, 51237144, 64046430, 85395240, 128092860, 256185720]

約数ペア:

[(1, 256185720), (2, 128092860), (3, 85395240), (4, 64046430), (5, 51237144), (6, 42697620), (7, 36597960), (8, 32023215), (9, 28465080), (10, 25618572), (12, 21348810), (14, 18298980), (15, 17079048), (18, 14232540), (20, 12809286), (21, 12199320), (24, 10674405), (27, 9488360), (28, 9149490), (30, 8539524), (35, 7319592), (36, 7116270), (40, 6404643), (42, 6099660), (45, 5693016), (47, 5450760), (49, 5228280), (54, 4744180), (56, 4574745), (60, 4269762), (63, 4066440), (70, 3659796), (72, 3558135), (84, 3049830), (90, 2846508), (94, 2725380), (98, 2614140), (103, 2487240), (105, 2439864), (108, 2372090), (120, 2134881), (126, 2033220), (135, 1897672), (140, 1829898), (141, 1816920), (147, 1742760), (168, 1524915), (180, 1423254), (188, 1362690), (189, 1355480), (196, 1307070), (206, 1243620), (210, 1219932), (216, 1186045), (235, 1090152), (245, 1045656), (252, 1016610), (270, 948836), (280, 914949), (282, 908460), (294, 871380), (309, 829080), (315, 813288), (329, 778680), (360, 711627), (376, 681345), (378, 677740), (392, 653535), (412, 621810), (420, 609966), (423, 605640), (441, 580920), (470, 545076), (490, 522828), (504, 508305), (515, 497448), (540, 474418), (564, 454230), (588, 435690), (618, 414540), (630, 406644), (658, 389340), (705, 363384), (721, 355320), (735, 348552), (756, 338870), (824, 310905), (840, 304983), (846, 302820), (882, 290460), (927, 276360), (940, 272538), (945, 271096), (980, 261414), (987, 259560), (1030, 248724), (1080, 237209), (1128, 227115), (1176, 217845), (1236, 207270), (1260, 203322), (1269, 201880), (1316, 194670), (1323, 193640), (1410, 181692), (1442, 177660), (1470, 174276), (1512, 169435), (1545, 165816), (1645, 155736), (1692, 151410), (1764, 145230), (1854, 138180), (1880, 136269), (1890, 135548), (1960, 130707), (1974, 129780), (2060, 124362), (2115, 121128), (2163, 118440), (2205, 116184), (2303, 111240), (2472, 103635), (2520, 101661), (2538, 100940), (2632, 97335), (2646, 96820), (2781, 92120), (2820, 90846), (2884, 88830), (2940, 87138), (2961, 86520), (3090, 82908), (3290, 77868), (3384, 75705), (3528, 72615), (3605, 71064), (3708, 69090), (3780, 67774), (3948, 64890), (4120, 62181), (4230, 60564), (4326, 59220), (4410, 58092), (4606, 55620), (4635, 55272), (4841, 52920), (4935, 51912), (5047, 50760), (5076, 50470), (5292, 48410), (5562, 46060), (5640, 45423), (5768, 44415), (5880, 43569), (5922, 43260), (6180, 41454), (6345, 40376), (6489, 39480), (6580, 38934), (6615, 38728), (6909, 37080), (7210, 35532), (7416, 34545), (7560, 33887), (7896, 32445), (8460, 30282), (8652, 29610), (8820, 29046), (8883, 28840), (9212, 27810), (9270, 27636), (9682, 26460), (9870, 25956), (10094, 25380), (10152, 25235), (10584, 24205), (10815, 23688), (11124, 23030), (11515, 22248), (11844, 21630), (12360, 20727), (12690, 20188), (12978, 19740), (13160, 19467), (13230, 19364), (13818, 18540), (13905, 18424), (14420, 17766), (14523, 17640), (14805, 17304), (15141, 16920)]