247787280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1151}}^1$

素因数の和:1206

約数の個数: 240

約数和(自身を含む): 935940096

約数和(自身を除く): 688152816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 104, 115, 117, 120, 130, 138, 144, 156, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 299, 312, 345, 360, 368, 390, 414, 460, 468, 520, 552, 585, 598, 624, 690, 720, 780, 828, 897, 920, 936, 1035, 1040, 1104, 1151, 1170, 1196, 1380, 1495, 1560, 1656, 1794, 1840, 1872, 2070, 2302, 2340, 2392, 2691, 2760, 2990, 3120, 3312, 3453, 3588, 4140, 4485, 4604, 4680, 4784, 5382, 5520, 5755, 5980, 6906, 7176, 8280, 8970, 9208, 9360, 10359, 10764, 11510, 11960, 13455, 13812, 14352, 14963, 16560, 17265, 17940, 18416, 20718, 21528, 23020, 23920, 26473, 26910, 27624, 29926, 34530, 35880, 41436, 43056, 44889, 46040, 51795, 52946, 53820, 55248, 59852, 69060, 71760, 74815, 79419, 82872, 89778, 92080, 103590, 105892, 107640, 119704, 132365, 134667, 138120, 149630, 158838, 165744, 179556, 207180, 211784, 215280, 224445, 238257, 239408, 264730, 269334, 276240, 299260, 317676, 344149, 359112, 397095, 414360, 423568, 448890, 476514, 529460, 538668, 598520, 635352, 673335, 688298, 718224, 794190, 828720, 897780, 953028, 1032447, 1058920, 1077336, 1191285, 1197040, 1270704, 1346670, 1376596, 1588380, 1720745, 1795560, 1906056, 2064894, 2117840, 2154672, 2382570, 2693340, 2753192, 3097341, 3176760, 3441490, 3591120, 3812112, 4129788, 4765140, 5162235, 5386680, 5506384, 6194682, 6353520, 6882980, 8259576, 9530280, 10324470, 10773360, 12389364, 13765960, 15486705, 16519152, 19060560, 20648940, 24778728, 27531920, 30973410, 41297880, 49557456, 61946820, 82595760, 123893640, 247787280]

約数ペア:

[(1, 247787280), (2, 123893640), (3, 82595760), (4, 61946820), (5, 49557456), (6, 41297880), (8, 30973410), (9, 27531920), (10, 24778728), (12, 20648940), (13, 19060560), (15, 16519152), (16, 15486705), (18, 13765960), (20, 12389364), (23, 10773360), (24, 10324470), (26, 9530280), (30, 8259576), (36, 6882980), (39, 6353520), (40, 6194682), (45, 5506384), (46, 5386680), (48, 5162235), (52, 4765140), (60, 4129788), (65, 3812112), (69, 3591120), (72, 3441490), (78, 3176760), (80, 3097341), (90, 2753192), (92, 2693340), (104, 2382570), (115, 2154672), (117, 2117840), (120, 2064894), (130, 1906056), (138, 1795560), (144, 1720745), (156, 1588380), (180, 1376596), (184, 1346670), (195, 1270704), (207, 1197040), (208, 1191285), (230, 1077336), (234, 1058920), (240, 1032447), (260, 953028), (276, 897780), (299, 828720), (312, 794190), (345, 718224), (360, 688298), (368, 673335), (390, 635352), (414, 598520), (460, 538668), (468, 529460), (520, 476514), (552, 448890), (585, 423568), (598, 414360), (624, 397095), (690, 359112), (720, 344149), (780, 317676), (828, 299260), (897, 276240), (920, 269334), (936, 264730), (1035, 239408), (1040, 238257), (1104, 224445), (1151, 215280), (1170, 211784), (1196, 207180), (1380, 179556), (1495, 165744), (1560, 158838), (1656, 149630), (1794, 138120), (1840, 134667), (1872, 132365), (2070, 119704), (2302, 107640), (2340, 105892), (2392, 103590), (2691, 92080), (2760, 89778), (2990, 82872), (3120, 79419), (3312, 74815), (3453, 71760), (3588, 69060), (4140, 59852), (4485, 55248), (4604, 53820), (4680, 52946), (4784, 51795), (5382, 46040), (5520, 44889), (5755, 43056), (5980, 41436), (6906, 35880), (7176, 34530), (8280, 29926), (8970, 27624), (9208, 26910), (9360, 26473), (10359, 23920), (10764, 23020), (11510, 21528), (11960, 20718), (13455, 18416), (13812, 17940), (14352, 17265), (14963, 16560)]