263867040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 288

約数和(自身を含む): 973679616

約数和(自身を除く): 709812576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 31, 32, 36, 40, 45, 46, 48, 60, 62, 69, 72, 80, 90, 92, 93, 96, 115, 120, 124, 138, 144, 155, 160, 180, 184, 186, 207, 230, 240, 248, 257, 276, 279, 288, 310, 345, 360, 368, 372, 414, 460, 465, 480, 496, 514, 552, 558, 620, 690, 713, 720, 736, 744, 771, 828, 920, 930, 992, 1028, 1035, 1104, 1116, 1240, 1285, 1380, 1395, 1426, 1440, 1488, 1542, 1656, 1840, 1860, 2056, 2070, 2139, 2208, 2232, 2313, 2480, 2570, 2760, 2790, 2852, 2976, 3084, 3312, 3565, 3680, 3720, 3855, 4112, 4140, 4278, 4464, 4626, 4960, 5140, 5520, 5580, 5704, 5911, 6168, 6417, 6624, 7130, 7440, 7710, 7967, 8224, 8280, 8556, 8928, 9252, 10280, 10695, 11040, 11160, 11408, 11565, 11822, 12336, 12834, 14260, 14880, 15420, 15934, 16560, 17112, 17733, 18504, 20560, 21390, 22320, 22816, 23130, 23644, 23901, 24672, 25668, 28520, 29555, 30840, 31868, 32085, 33120, 34224, 35466, 37008, 39835, 41120, 42780, 44640, 46260, 47288, 47802, 51336, 53199, 57040, 59110, 61680, 63736, 64170, 68448, 70932, 71703, 74016, 79670, 85560, 88665, 92520, 94576, 95604, 102672, 106398, 114080, 118220, 119505, 123360, 127472, 128340, 141864, 143406, 159340, 171120, 177330, 183241, 185040, 189152, 191208, 205344, 212796, 236440, 239010, 254944, 256680, 265995, 283728, 286812, 318680, 342240, 354660, 358515, 366482, 370080, 382416, 425592, 472880, 478020, 513360, 531990, 549723, 567456, 573624, 637360, 709320, 717030, 732964, 764832, 851184, 916205, 945760, 956040, 1026720, 1063980, 1099446, 1147248, 1274720, 1418640, 1434060, 1465928, 1649169, 1702368, 1832410, 1912080, 2127960, 2198892, 2294496, 2748615, 2837280, 2868120, 2931856, 3298338, 3664820, 3824160, 4255920, 4397784, 5497230, 5736240, 5863712, 6596676, 7329640, 8245845, 8511840, 8795568, 10994460, 11472480, 13193352, 14659280, 16491690, 17591136, 21988920, 26386704, 29318560, 32983380, 43977840, 52773408, 65966760, 87955680, 131933520, 263867040]

約数ペア:

[(1, 263867040), (2, 131933520), (3, 87955680), (4, 65966760), (5, 52773408), (6, 43977840), (8, 32983380), (9, 29318560), (10, 26386704), (12, 21988920), (15, 17591136), (16, 16491690), (18, 14659280), (20, 13193352), (23, 11472480), (24, 10994460), (30, 8795568), (31, 8511840), (32, 8245845), (36, 7329640), (40, 6596676), (45, 5863712), (46, 5736240), (48, 5497230), (60, 4397784), (62, 4255920), (69, 3824160), (72, 3664820), (80, 3298338), (90, 2931856), (92, 2868120), (93, 2837280), (96, 2748615), (115, 2294496), (120, 2198892), (124, 2127960), (138, 1912080), (144, 1832410), (155, 1702368), (160, 1649169), (180, 1465928), (184, 1434060), (186, 1418640), (207, 1274720), (230, 1147248), (240, 1099446), (248, 1063980), (257, 1026720), (276, 956040), (279, 945760), (288, 916205), (310, 851184), (345, 764832), (360, 732964), (368, 717030), (372, 709320), (414, 637360), (460, 573624), (465, 567456), (480, 549723), (496, 531990), (514, 513360), (552, 478020), (558, 472880), (620, 425592), (690, 382416), (713, 370080), (720, 366482), (736, 358515), (744, 354660), (771, 342240), (828, 318680), (920, 286812), (930, 283728), (992, 265995), (1028, 256680), (1035, 254944), (1104, 239010), (1116, 236440), (1240, 212796), (1285, 205344), (1380, 191208), (1395, 189152), (1426, 185040), (1440, 183241), (1488, 177330), (1542, 171120), (1656, 159340), (1840, 143406), (1860, 141864), (2056, 128340), (2070, 127472), (2139, 123360), (2208, 119505), (2232, 118220), (2313, 114080), (2480, 106398), (2570, 102672), (2760, 95604), (2790, 94576), (2852, 92520), (2976, 88665), (3084, 85560), (3312, 79670), (3565, 74016), (3680, 71703), (3720, 70932), (3855, 68448), (4112, 64170), (4140, 63736), (4278, 61680), (4464, 59110), (4626, 57040), (4960, 53199), (5140, 51336), (5520, 47802), (5580, 47288), (5704, 46260), (5911, 44640), (6168, 42780), (6417, 41120), (6624, 39835), (7130, 37008), (7440, 35466), (7710, 34224), (7967, 33120), (8224, 32085), (8280, 31868), (8556, 30840), (8928, 29555), (9252, 28520), (10280, 25668), (10695, 24672), (11040, 23901), (11160, 23644), (11408, 23130), (11565, 22816), (11822, 22320), (12336, 21390), (12834, 20560), (14260, 18504), (14880, 17733), (15420, 17112), (15934, 16560)]