320309220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 384

約数和(自身を含む): 1219276800

約数和(自身を除く): 898967580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 41, 42, 44, 55, 57, 60, 66, 70, 76, 77, 82, 84, 89, 95, 105, 110, 114, 123, 132, 133, 140, 154, 164, 165, 178, 190, 205, 209, 210, 220, 228, 231, 246, 266, 267, 285, 287, 308, 330, 356, 380, 385, 399, 410, 418, 420, 445, 451, 462, 492, 532, 534, 570, 574, 615, 623, 627, 660, 665, 770, 779, 798, 820, 836, 861, 890, 902, 924, 979, 1045, 1068, 1140, 1148, 1155, 1230, 1246, 1254, 1330, 1335, 1353, 1435, 1463, 1540, 1558, 1596, 1691, 1722, 1780, 1804, 1869, 1958, 1995, 2090, 2255, 2310, 2337, 2460, 2492, 2508, 2660, 2670, 2706, 2870, 2926, 2937, 3115, 3116, 3135, 3157, 3382, 3444, 3649, 3738, 3895, 3916, 3990, 4180, 4305, 4389, 4510, 4620, 4674, 4895, 5073, 5340, 5412, 5453, 5740, 5852, 5874, 6230, 6270, 6314, 6764, 6765, 6853, 7298, 7315, 7476, 7790, 7980, 8455, 8569, 8610, 8778, 9020, 9345, 9348, 9471, 9790, 10146, 10906, 10947, 11685, 11748, 11837, 12460, 12540, 12628, 13530, 13706, 14596, 14630, 14685, 15580, 15785, 16359, 16910, 17138, 17220, 17556, 18245, 18601, 18690, 18942, 19580, 20292, 20559, 21812, 21894, 21945, 23370, 23674, 25365, 25543, 25707, 27060, 27265, 27412, 29260, 29370, 31570, 32718, 33820, 34265, 34276, 35511, 36490, 37202, 37380, 37884, 40139, 41118, 42845, 43788, 43890, 46740, 47348, 47355, 50730, 51086, 51414, 54530, 54735, 55803, 58740, 59185, 59983, 63140, 65436, 68530, 69331, 71022, 72980, 74404, 76629, 80278, 81795, 82236, 85690, 87780, 93005, 94710, 101460, 102172, 102795, 102828, 109060, 109470, 111606, 118370, 119966, 120417, 127715, 128535, 130207, 137060, 138662, 142044, 153258, 160556, 163590, 171380, 177555, 179949, 186010, 189420, 200695, 205590, 207993, 218940, 223212, 236740, 239932, 240834, 255430, 257070, 260414, 277324, 279015, 280973, 299915, 306516, 327180, 346655, 355110, 359898, 372020, 383145, 390621, 401390, 411180, 415986, 481668, 485317, 510860, 514140, 520828, 558030, 561946, 599830, 602085, 651035, 693310, 710220, 719796, 762641, 766290, 781242, 802780, 831972, 842919, 899745, 970634, 1039965, 1116060, 1123892, 1199660, 1204170, 1302070, 1386620, 1404865, 1455951, 1525282, 1532580, 1562484, 1685838, 1799490, 1941268, 1953105, 2079930, 2287923, 2408340, 2426585, 2604140, 2809730, 2911902, 3050564, 3371676, 3598980, 3813205, 3906210, 4159860, 4214595, 4575846, 4853170, 5338487, 5619460, 5823804, 7279755, 7626410, 7812420, 8429190, 9151692, 9706340, 10676974, 11439615, 14559510, 15252820, 16015461, 16858380, 21353948, 22879230, 26692435, 29119020, 32030922, 45758460, 53384870, 64061844, 80077305, 106769740, 160154610, 320309220]

約数ペア:

[(1, 320309220), (2, 160154610), (3, 106769740), (4, 80077305), (5, 64061844), (6, 53384870), (7, 45758460), (10, 32030922), (11, 29119020), (12, 26692435), (14, 22879230), (15, 21353948), (19, 16858380), (20, 16015461), (21, 15252820), (22, 14559510), (28, 11439615), (30, 10676974), (33, 9706340), (35, 9151692), (38, 8429190), (41, 7812420), (42, 7626410), (44, 7279755), (55, 5823804), (57, 5619460), (60, 5338487), (66, 4853170), (70, 4575846), (76, 4214595), (77, 4159860), (82, 3906210), (84, 3813205), (89, 3598980), (95, 3371676), (105, 3050564), (110, 2911902), (114, 2809730), (123, 2604140), (132, 2426585), (133, 2408340), (140, 2287923), (154, 2079930), (164, 1953105), (165, 1941268), (178, 1799490), (190, 1685838), (205, 1562484), (209, 1532580), (210, 1525282), (220, 1455951), (228, 1404865), (231, 1386620), (246, 1302070), (266, 1204170), (267, 1199660), (285, 1123892), (287, 1116060), (308, 1039965), (330, 970634), (356, 899745), (380, 842919), (385, 831972), (399, 802780), (410, 781242), (418, 766290), (420, 762641), (445, 719796), (451, 710220), (462, 693310), (492, 651035), (532, 602085), (534, 599830), (570, 561946), (574, 558030), (615, 520828), (623, 514140), (627, 510860), (660, 485317), (665, 481668), (770, 415986), (779, 411180), (798, 401390), (820, 390621), (836, 383145), (861, 372020), (890, 359898), (902, 355110), (924, 346655), (979, 327180), (1045, 306516), (1068, 299915), (1140, 280973), (1148, 279015), (1155, 277324), (1230, 260414), (1246, 257070), (1254, 255430), (1330, 240834), (1335, 239932), (1353, 236740), (1435, 223212), (1463, 218940), (1540, 207993), (1558, 205590), (1596, 200695), (1691, 189420), (1722, 186010), (1780, 179949), (1804, 177555), (1869, 171380), (1958, 163590), (1995, 160556), (2090, 153258), (2255, 142044), (2310, 138662), (2337, 137060), (2460, 130207), (2492, 128535), (2508, 127715), (2660, 120417), (2670, 119966), (2706, 118370), (2870, 111606), (2926, 109470), (2937, 109060), (3115, 102828), (3116, 102795), (3135, 102172), (3157, 101460), (3382, 94710), (3444, 93005), (3649, 87780), (3738, 85690), (3895, 82236), (3916, 81795), (3990, 80278), (4180, 76629), (4305, 74404), (4389, 72980), (4510, 71022), (4620, 69331), (4674, 68530), (4895, 65436), (5073, 63140), (5340, 59983), (5412, 59185), (5453, 58740), (5740, 55803), (5852, 54735), (5874, 54530), (6230, 51414), (6270, 51086), (6314, 50730), (6764, 47355), (6765, 47348), (6853, 46740), (7298, 43890), (7315, 43788), (7476, 42845), (7790, 41118), (7980, 40139), (8455, 37884), (8569, 37380), (8610, 37202), (8778, 36490), (9020, 35511), (9345, 34276), (9348, 34265), (9471, 33820), (9790, 32718), (10146, 31570), (10906, 29370), (10947, 29260), (11685, 27412), (11748, 27265), (11837, 27060), (12460, 25707), (12540, 25543), (12628, 25365), (13530, 23674), (13706, 23370), (14596, 21945), (14630, 21894), (14685, 21812), (15580, 20559), (15785, 20292), (16359, 19580), (16910, 18942), (17138, 18690), (17220, 18601), (17556, 18245)]