305975520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 288

約数和(自身を含む): 1146337920

約数和(自身を除く): 840362400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 32, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 96, 102, 116, 120, 136, 144, 145, 153, 160, 170, 174, 180, 204, 232, 240, 255, 261, 272, 288, 290, 306, 340, 348, 360, 408, 431, 435, 464, 480, 493, 510, 522, 544, 580, 612, 680, 696, 720, 765, 816, 862, 870, 928, 986, 1020, 1044, 1160, 1224, 1293, 1305, 1360, 1392, 1440, 1479, 1530, 1632, 1724, 1740, 1972, 2040, 2088, 2155, 2320, 2448, 2465, 2586, 2610, 2720, 2784, 2958, 3060, 3448, 3480, 3879, 3944, 4080, 4176, 4310, 4437, 4640, 4896, 4930, 5172, 5220, 5916, 6120, 6465, 6896, 6960, 7327, 7395, 7758, 7888, 8160, 8352, 8620, 8874, 9860, 10344, 10440, 11832, 12240, 12499, 12930, 13792, 13920, 14654, 14790, 15516, 15776, 17240, 17748, 19395, 19720, 20688, 20880, 21981, 22185, 23664, 24480, 24998, 25860, 29308, 29580, 31032, 34480, 35496, 36635, 37497, 38790, 39440, 41376, 41760, 43962, 44370, 47328, 49996, 51720, 58616, 59160, 62064, 62495, 65943, 68960, 70992, 73270, 74994, 77580, 78880, 87924, 88740, 99992, 103440, 109905, 112491, 117232, 118320, 124128, 124990, 131886, 141984, 146540, 149988, 155160, 175848, 177480, 187485, 199984, 206880, 212483, 219810, 224982, 234464, 236640, 249980, 263772, 293080, 299976, 310320, 329715, 351696, 354960, 374970, 399968, 424966, 439620, 449964, 499960, 527544, 562455, 586160, 599952, 620640, 637449, 659430, 703392, 709920, 749940, 849932, 879240, 899928, 999920, 1055088, 1062415, 1124910, 1172320, 1199904, 1274898, 1318860, 1499880, 1699864, 1758480, 1799856, 1912347, 1999840, 2110176, 2124830, 2249820, 2549796, 2637720, 2999760, 3187245, 3399728, 3516960, 3599712, 3824694, 4249660, 4499640, 5099592, 5275440, 5999520, 6374490, 6799456, 7649388, 8499320, 8999280, 9561735, 10199184, 10550880, 12748980, 15298776, 16998640, 17998560, 19123470, 20398368, 25497960, 30597552, 33997280, 38246940, 50995920, 61195104, 76493880, 101991840, 152987760, 305975520]

約数ペア:

[(1, 305975520), (2, 152987760), (3, 101991840), (4, 76493880), (5, 61195104), (6, 50995920), (8, 38246940), (9, 33997280), (10, 30597552), (12, 25497960), (15, 20398368), (16, 19123470), (17, 17998560), (18, 16998640), (20, 15298776), (24, 12748980), (29, 10550880), (30, 10199184), (32, 9561735), (34, 8999280), (36, 8499320), (40, 7649388), (45, 6799456), (48, 6374490), (51, 5999520), (58, 5275440), (60, 5099592), (68, 4499640), (72, 4249660), (80, 3824694), (85, 3599712), (87, 3516960), (90, 3399728), (96, 3187245), (102, 2999760), (116, 2637720), (120, 2549796), (136, 2249820), (144, 2124830), (145, 2110176), (153, 1999840), (160, 1912347), (170, 1799856), (174, 1758480), (180, 1699864), (204, 1499880), (232, 1318860), (240, 1274898), (255, 1199904), (261, 1172320), (272, 1124910), (288, 1062415), (290, 1055088), (306, 999920), (340, 899928), (348, 879240), (360, 849932), (408, 749940), (431, 709920), (435, 703392), (464, 659430), (480, 637449), (493, 620640), (510, 599952), (522, 586160), (544, 562455), (580, 527544), (612, 499960), (680, 449964), (696, 439620), (720, 424966), (765, 399968), (816, 374970), (862, 354960), (870, 351696), (928, 329715), (986, 310320), (1020, 299976), (1044, 293080), (1160, 263772), (1224, 249980), (1293, 236640), (1305, 234464), (1360, 224982), (1392, 219810), (1440, 212483), (1479, 206880), (1530, 199984), (1632, 187485), (1724, 177480), (1740, 175848), (1972, 155160), (2040, 149988), (2088, 146540), (2155, 141984), (2320, 131886), (2448, 124990), (2465, 124128), (2586, 118320), (2610, 117232), (2720, 112491), (2784, 109905), (2958, 103440), (3060, 99992), (3448, 88740), (3480, 87924), (3879, 78880), (3944, 77580), (4080, 74994), (4176, 73270), (4310, 70992), (4437, 68960), (4640, 65943), (4896, 62495), (4930, 62064), (5172, 59160), (5220, 58616), (5916, 51720), (6120, 49996), (6465, 47328), (6896, 44370), (6960, 43962), (7327, 41760), (7395, 41376), (7758, 39440), (7888, 38790), (8160, 37497), (8352, 36635), (8620, 35496), (8874, 34480), (9860, 31032), (10344, 29580), (10440, 29308), (11832, 25860), (12240, 24998), (12499, 24480), (12930, 23664), (13792, 22185), (13920, 21981), (14654, 20880), (14790, 20688), (15516, 19720), (15776, 19395), (17240, 17748)]