305278080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 256

約数和(自身を含む): 1052835840

約数和(自身を除く): 747557760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 64, 69, 80, 92, 93, 96, 115, 120, 124, 128, 138, 155, 160, 184, 186, 192, 223, 230, 240, 248, 276, 310, 320, 345, 368, 372, 384, 446, 460, 465, 480, 496, 552, 620, 640, 669, 690, 713, 736, 744, 892, 920, 930, 960, 992, 1104, 1115, 1240, 1338, 1380, 1426, 1472, 1488, 1784, 1840, 1860, 1920, 1984, 2139, 2208, 2230, 2480, 2676, 2760, 2852, 2944, 2976, 3345, 3565, 3568, 3680, 3720, 3968, 4278, 4416, 4460, 4960, 5129, 5352, 5520, 5704, 5952, 6690, 6913, 7130, 7136, 7360, 7440, 8556, 8832, 8920, 9920, 10258, 10695, 10704, 11040, 11408, 11904, 13380, 13826, 14260, 14272, 14720, 14880, 15387, 17112, 17840, 19840, 20516, 20739, 21390, 21408, 22080, 22816, 25645, 26760, 27652, 28520, 28544, 29760, 30774, 34224, 34565, 35680, 41032, 41478, 42780, 42816, 44160, 45632, 51290, 53520, 55304, 57040, 59520, 61548, 68448, 69130, 71360, 76935, 82064, 82956, 85560, 85632, 91264, 102580, 103695, 107040, 110608, 114080, 123096, 136896, 138260, 142720, 153870, 158999, 164128, 165912, 171120, 205160, 207390, 214080, 221216, 228160, 246192, 273792, 276520, 307740, 317998, 328256, 331824, 342240, 410320, 414780, 428160, 442432, 456320, 476997, 492384, 553040, 615480, 635996, 656512, 663648, 684480, 794995, 820640, 829560, 884864, 953994, 984768, 1106080, 1230960, 1271992, 1327296, 1368960, 1589990, 1641280, 1659120, 1907988, 1969536, 2212160, 2384985, 2461920, 2543984, 2654592, 3179980, 3282560, 3318240, 3815976, 4424320, 4769970, 4923840, 5087968, 6359960, 6636480, 7631952, 9539940, 9847680, 10175936, 12719920, 13272960, 15263904, 19079880, 20351872, 25439840, 30527808, 38159760, 50879680, 61055616, 76319520, 101759360, 152639040, 305278080]

約数ペア:

[(1, 305278080), (2, 152639040), (3, 101759360), (4, 76319520), (5, 61055616), (6, 50879680), (8, 38159760), (10, 30527808), (12, 25439840), (15, 20351872), (16, 19079880), (20, 15263904), (23, 13272960), (24, 12719920), (30, 10175936), (31, 9847680), (32, 9539940), (40, 7631952), (46, 6636480), (48, 6359960), (60, 5087968), (62, 4923840), (64, 4769970), (69, 4424320), (80, 3815976), (92, 3318240), (93, 3282560), (96, 3179980), (115, 2654592), (120, 2543984), (124, 2461920), (128, 2384985), (138, 2212160), (155, 1969536), (160, 1907988), (184, 1659120), (186, 1641280), (192, 1589990), (223, 1368960), (230, 1327296), (240, 1271992), (248, 1230960), (276, 1106080), (310, 984768), (320, 953994), (345, 884864), (368, 829560), (372, 820640), (384, 794995), (446, 684480), (460, 663648), (465, 656512), (480, 635996), (496, 615480), (552, 553040), (620, 492384), (640, 476997), (669, 456320), (690, 442432), (713, 428160), (736, 414780), (744, 410320), (892, 342240), (920, 331824), (930, 328256), (960, 317998), (992, 307740), (1104, 276520), (1115, 273792), (1240, 246192), (1338, 228160), (1380, 221216), (1426, 214080), (1472, 207390), (1488, 205160), (1784, 171120), (1840, 165912), (1860, 164128), (1920, 158999), (1984, 153870), (2139, 142720), (2208, 138260), (2230, 136896), (2480, 123096), (2676, 114080), (2760, 110608), (2852, 107040), (2944, 103695), (2976, 102580), (3345, 91264), (3565, 85632), (3568, 85560), (3680, 82956), (3720, 82064), (3968, 76935), (4278, 71360), (4416, 69130), (4460, 68448), (4960, 61548), (5129, 59520), (5352, 57040), (5520, 55304), (5704, 53520), (5952, 51290), (6690, 45632), (6913, 44160), (7130, 42816), (7136, 42780), (7360, 41478), (7440, 41032), (8556, 35680), (8832, 34565), (8920, 34224), (9920, 30774), (10258, 29760), (10695, 28544), (10704, 28520), (11040, 27652), (11408, 26760), (11904, 25645), (13380, 22816), (13826, 22080), (14260, 21408), (14272, 21390), (14720, 20739), (14880, 20516), (15387, 19840), (17112, 17840)]