1266308640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:717

約数の個数: 240

約数和(自身を含む): 4500619200

約数和(自身を除く): 3234310560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 199, 216, 240, 270, 288, 324, 360, 398, 405, 432, 480, 491, 540, 597, 648, 720, 796, 810, 864, 982, 995, 1080, 1194, 1296, 1440, 1473, 1592, 1620, 1791, 1964, 1990, 2160, 2388, 2455, 2592, 2946, 2985, 3184, 3240, 3582, 3928, 3980, 4320, 4419, 4776, 4910, 5373, 5892, 5970, 6368, 6480, 7164, 7365, 7856, 7960, 8838, 8955, 9552, 9820, 10746, 11784, 11940, 12960, 13257, 14328, 14730, 15712, 15920, 16119, 17676, 17910, 19104, 19640, 21492, 22095, 23568, 23880, 26514, 26865, 28656, 29460, 31840, 32238, 35352, 35820, 39280, 39771, 42984, 44190, 47136, 47760, 53028, 53730, 57312, 58920, 64476, 66285, 70704, 71640, 78560, 79542, 80595, 85968, 88380, 95520, 97709, 106056, 107460, 117840, 128952, 132570, 141408, 143280, 159084, 161190, 171936, 176760, 195418, 198855, 212112, 214920, 235680, 257904, 265140, 286560, 293127, 318168, 322380, 353520, 390836, 397710, 424224, 429840, 488545, 515808, 530280, 586254, 636336, 644760, 707040, 781672, 795420, 859680, 879381, 977090, 1060560, 1172508, 1272672, 1289520, 1465635, 1563344, 1590840, 1758762, 1954180, 2121120, 2345016, 2579040, 2638143, 2931270, 3126688, 3181680, 3517524, 3908360, 4396905, 4690032, 5276286, 5862540, 6363360, 7035048, 7816720, 7914429, 8793810, 9380064, 10552572, 11725080, 13190715, 14070096, 15633440, 15828858, 17587620, 21105144, 23450160, 26381430, 28140192, 31657716, 35175240, 39572145, 42210288, 46900320, 52762860, 63315432, 70350480, 79144290, 84420576, 105525720, 126630864, 140700960, 158288580, 211051440, 253261728, 316577160, 422102880, 633154320, 1266308640]

約数ペア:

[(1, 1266308640), (2, 633154320), (3, 422102880), (4, 316577160), (5, 253261728), (6, 211051440), (8, 158288580), (9, 140700960), (10, 126630864), (12, 105525720), (15, 84420576), (16, 79144290), (18, 70350480), (20, 63315432), (24, 52762860), (27, 46900320), (30, 42210288), (32, 39572145), (36, 35175240), (40, 31657716), (45, 28140192), (48, 26381430), (54, 23450160), (60, 21105144), (72, 17587620), (80, 15828858), (81, 15633440), (90, 14070096), (96, 13190715), (108, 11725080), (120, 10552572), (135, 9380064), (144, 8793810), (160, 7914429), (162, 7816720), (180, 7035048), (199, 6363360), (216, 5862540), (240, 5276286), (270, 4690032), (288, 4396905), (324, 3908360), (360, 3517524), (398, 3181680), (405, 3126688), (432, 2931270), (480, 2638143), (491, 2579040), (540, 2345016), (597, 2121120), (648, 1954180), (720, 1758762), (796, 1590840), (810, 1563344), (864, 1465635), (982, 1289520), (995, 1272672), (1080, 1172508), (1194, 1060560), (1296, 977090), (1440, 879381), (1473, 859680), (1592, 795420), (1620, 781672), (1791, 707040), (1964, 644760), (1990, 636336), (2160, 586254), (2388, 530280), (2455, 515808), (2592, 488545), (2946, 429840), (2985, 424224), (3184, 397710), (3240, 390836), (3582, 353520), (3928, 322380), (3980, 318168), (4320, 293127), (4419, 286560), (4776, 265140), (4910, 257904), (5373, 235680), (5892, 214920), (5970, 212112), (6368, 198855), (6480, 195418), (7164, 176760), (7365, 171936), (7856, 161190), (7960, 159084), (8838, 143280), (8955, 141408), (9552, 132570), (9820, 128952), (10746, 117840), (11784, 107460), (11940, 106056), (12960, 97709), (13257, 95520), (14328, 88380), (14730, 85968), (15712, 80595), (15920, 79542), (16119, 78560), (17676, 71640), (17910, 70704), (19104, 66285), (19640, 64476), (21492, 58920), (22095, 57312), (23568, 53730), (23880, 53028), (26514, 47760), (26865, 47136), (28656, 44190), (29460, 42984), (31840, 39771), (32238, 39280), (35352, 35820)]