247237120

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:95

約数の個数: 320

約数和(自身を含む): 742452480

約数和(自身を除く): 495215360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 23, 26, 32, 34, 38, 40, 46, 52, 64, 65, 68, 76, 80, 85, 92, 95, 104, 115, 128, 130, 136, 152, 160, 170, 184, 190, 208, 221, 230, 247, 256, 260, 272, 299, 304, 320, 323, 340, 368, 380, 391, 416, 437, 442, 460, 494, 512, 520, 544, 598, 608, 640, 646, 680, 736, 760, 782, 832, 874, 884, 920, 988, 1040, 1088, 1105, 1196, 1216, 1235, 1280, 1292, 1360, 1472, 1495, 1520, 1564, 1615, 1664, 1748, 1768, 1840, 1955, 1976, 2080, 2176, 2185, 2210, 2392, 2432, 2470, 2560, 2584, 2720, 2944, 2990, 3040, 3128, 3230, 3328, 3496, 3536, 3680, 3910, 3952, 4160, 4199, 4352, 4370, 4420, 4784, 4864, 4940, 5083, 5168, 5440, 5681, 5888, 5980, 6080, 6256, 6460, 6656, 6992, 7072, 7360, 7429, 7820, 7904, 8320, 8398, 8704, 8740, 8840, 9568, 9728, 9880, 10166, 10336, 10880, 11362, 11776, 11960, 12160, 12512, 12920, 13984, 14144, 14720, 14858, 15640, 15808, 16640, 16796, 17480, 17680, 19136, 19760, 20332, 20672, 20995, 21760, 22724, 23920, 24320, 25024, 25415, 25840, 27968, 28288, 28405, 29440, 29716, 31280, 31616, 33280, 33592, 34960, 35360, 37145, 38272, 39520, 40664, 41344, 41990, 43520, 45448, 47840, 48640, 50048, 50830, 51680, 55936, 56576, 56810, 58880, 59432, 62560, 63232, 67184, 69920, 70720, 74290, 76544, 79040, 81328, 82688, 83980, 90896, 95680, 96577, 100096, 101660, 103360, 111872, 113152, 113620, 118864, 125120, 126464, 134368, 139840, 141440, 148580, 153088, 158080, 162656, 165376, 167960, 181792, 191360, 193154, 200192, 203320, 206720, 223744, 227240, 237728, 250240, 268736, 279680, 282880, 297160, 316160, 325312, 335920, 363584, 382720, 386308, 406640, 413440, 454480, 475456, 482885, 500480, 537472, 559360, 565760, 594320, 632320, 650624, 671840, 727168, 765440, 772616, 813280, 826880, 908960, 950912, 965770, 1000960, 1074944, 1118720, 1188640, 1301248, 1343680, 1454336, 1545232, 1626560, 1817920, 1901824, 1931540, 2149888, 2377280, 2602496, 2687360, 2908672, 3090464, 3253120, 3635840, 3803648, 3863080, 4754560, 5374720, 6180928, 6506240, 7271680, 7726160, 9509120, 10749440, 12361856, 13012480, 14543360, 15452320, 19018240, 24723712, 30904640, 49447424, 61809280, 123618560, 247237120]

約数ペア:

[(1, 247237120), (2, 123618560), (4, 61809280), (5, 49447424), (8, 30904640), (10, 24723712), (13, 19018240), (16, 15452320), (17, 14543360), (19, 13012480), (20, 12361856), (23, 10749440), (26, 9509120), (32, 7726160), (34, 7271680), (38, 6506240), (40, 6180928), (46, 5374720), (52, 4754560), (64, 3863080), (65, 3803648), (68, 3635840), (76, 3253120), (80, 3090464), (85, 2908672), (92, 2687360), (95, 2602496), (104, 2377280), (115, 2149888), (128, 1931540), (130, 1901824), (136, 1817920), (152, 1626560), (160, 1545232), (170, 1454336), (184, 1343680), (190, 1301248), (208, 1188640), (221, 1118720), (230, 1074944), (247, 1000960), (256, 965770), (260, 950912), (272, 908960), (299, 826880), (304, 813280), (320, 772616), (323, 765440), (340, 727168), (368, 671840), (380, 650624), (391, 632320), (416, 594320), (437, 565760), (442, 559360), (460, 537472), (494, 500480), (512, 482885), (520, 475456), (544, 454480), (598, 413440), (608, 406640), (640, 386308), (646, 382720), (680, 363584), (736, 335920), (760, 325312), (782, 316160), (832, 297160), (874, 282880), (884, 279680), (920, 268736), (988, 250240), (1040, 237728), (1088, 227240), (1105, 223744), (1196, 206720), (1216, 203320), (1235, 200192), (1280, 193154), (1292, 191360), (1360, 181792), (1472, 167960), (1495, 165376), (1520, 162656), (1564, 158080), (1615, 153088), (1664, 148580), (1748, 141440), (1768, 139840), (1840, 134368), (1955, 126464), (1976, 125120), (2080, 118864), (2176, 113620), (2185, 113152), (2210, 111872), (2392, 103360), (2432, 101660), (2470, 100096), (2560, 96577), (2584, 95680), (2720, 90896), (2944, 83980), (2990, 82688), (3040, 81328), (3128, 79040), (3230, 76544), (3328, 74290), (3496, 70720), (3536, 69920), (3680, 67184), (3910, 63232), (3952, 62560), (4160, 59432), (4199, 58880), (4352, 56810), (4370, 56576), (4420, 55936), (4784, 51680), (4864, 50830), (4940, 50048), (5083, 48640), (5168, 47840), (5440, 45448), (5681, 43520), (5888, 41990), (5980, 41344), (6080, 40664), (6256, 39520), (6460, 38272), (6656, 37145), (6992, 35360), (7072, 34960), (7360, 33592), (7429, 33280), (7820, 31616), (7904, 31280), (8320, 29716), (8398, 29440), (8704, 28405), (8740, 28288), (8840, 27968), (9568, 25840), (9728, 25415), (9880, 25024), (10166, 24320), (10336, 23920), (10880, 22724), (11362, 21760), (11776, 20995), (11960, 20672), (12160, 20332), (12512, 19760), (12920, 19136), (13984, 17680), (14144, 17480), (14720, 16796), (14858, 16640), (15640, 15808)]