71221920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 384

約数和(自身を含む): 292626432

約数和(自身を除く): 221404512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 41, 42, 44, 47, 48, 55, 56, 60, 66, 70, 77, 80, 82, 84, 88, 94, 96, 105, 110, 112, 120, 123, 132, 140, 141, 154, 160, 164, 165, 168, 176, 188, 205, 210, 220, 224, 231, 235, 240, 246, 264, 280, 282, 287, 308, 328, 329, 330, 336, 352, 376, 385, 410, 420, 440, 451, 462, 470, 480, 492, 517, 528, 560, 564, 574, 615, 616, 656, 658, 660, 672, 705, 752, 770, 820, 840, 861, 880, 902, 924, 940, 984, 987, 1034, 1056, 1120, 1128, 1148, 1155, 1230, 1232, 1312, 1316, 1320, 1353, 1410, 1435, 1504, 1540, 1551, 1640, 1645, 1680, 1722, 1760, 1804, 1848, 1880, 1927, 1968, 1974, 2068, 2255, 2256, 2296, 2310, 2460, 2464, 2585, 2632, 2640, 2706, 2820, 2870, 3080, 3102, 3157, 3280, 3290, 3360, 3444, 3608, 3619, 3696, 3760, 3854, 3936, 3948, 4136, 4305, 4510, 4512, 4592, 4620, 4920, 4935, 5170, 5264, 5280, 5412, 5640, 5740, 5781, 6160, 6204, 6314, 6560, 6580, 6765, 6888, 7216, 7238, 7392, 7520, 7708, 7755, 7896, 8272, 8610, 9020, 9184, 9240, 9471, 9635, 9840, 9870, 10340, 10528, 10824, 10857, 11280, 11480, 11562, 12320, 12408, 12628, 13160, 13489, 13530, 13776, 14432, 14476, 15416, 15510, 15785, 15792, 16544, 17220, 18040, 18095, 18480, 18942, 19270, 19680, 19740, 20680, 21197, 21648, 21714, 22560, 22960, 23124, 24816, 25256, 26320, 26978, 27060, 27552, 28905, 28952, 30832, 31020, 31570, 31584, 34440, 36080, 36190, 36960, 37884, 38540, 39480, 40467, 41360, 42394, 43296, 43428, 45920, 46248, 47355, 49632, 50512, 52640, 53956, 54120, 54285, 57810, 57904, 61664, 62040, 63140, 63591, 67445, 68880, 72160, 72380, 75768, 77080, 78960, 80934, 82720, 84788, 86856, 92496, 94710, 101024, 105985, 107912, 108240, 108570, 115620, 115808, 124080, 126280, 127182, 134890, 137760, 144760, 148379, 151536, 154160, 157920, 161868, 169576, 173712, 184992, 189420, 202335, 211970, 215824, 216480, 217140, 231240, 248160, 252560, 254364, 269780, 289520, 296758, 303072, 308320, 317955, 323736, 339152, 347424, 378840, 404670, 423940, 431648, 434280, 445137, 462480, 505120, 508728, 539560, 579040, 593516, 635910, 647472, 678304, 741895, 757680, 809340, 847880, 868560, 890274, 924960, 1017456, 1079120, 1187032, 1271820, 1294944, 1483790, 1515360, 1618680, 1695760, 1737120, 1780548, 2034912, 2158240, 2225685, 2374064, 2543640, 2967580, 3237360, 3391520, 3561096, 4451370, 4748128, 5087280, 5935160, 6474720, 7122192, 8902740, 10174560, 11870320, 14244384, 17805480, 23740640, 35610960, 71221920]

約数ペア:

[(1, 71221920), (2, 35610960), (3, 23740640), (4, 17805480), (5, 14244384), (6, 11870320), (7, 10174560), (8, 8902740), (10, 7122192), (11, 6474720), (12, 5935160), (14, 5087280), (15, 4748128), (16, 4451370), (20, 3561096), (21, 3391520), (22, 3237360), (24, 2967580), (28, 2543640), (30, 2374064), (32, 2225685), (33, 2158240), (35, 2034912), (40, 1780548), (41, 1737120), (42, 1695760), (44, 1618680), (47, 1515360), (48, 1483790), (55, 1294944), (56, 1271820), (60, 1187032), (66, 1079120), (70, 1017456), (77, 924960), (80, 890274), (82, 868560), (84, 847880), (88, 809340), (94, 757680), (96, 741895), (105, 678304), (110, 647472), (112, 635910), (120, 593516), (123, 579040), (132, 539560), (140, 508728), (141, 505120), (154, 462480), (160, 445137), (164, 434280), (165, 431648), (168, 423940), (176, 404670), (188, 378840), (205, 347424), (210, 339152), (220, 323736), (224, 317955), (231, 308320), (235, 303072), (240, 296758), (246, 289520), (264, 269780), (280, 254364), (282, 252560), (287, 248160), (308, 231240), (328, 217140), (329, 216480), (330, 215824), (336, 211970), (352, 202335), (376, 189420), (385, 184992), (410, 173712), (420, 169576), (440, 161868), (451, 157920), (462, 154160), (470, 151536), (480, 148379), (492, 144760), (517, 137760), (528, 134890), (560, 127182), (564, 126280), (574, 124080), (615, 115808), (616, 115620), (656, 108570), (658, 108240), (660, 107912), (672, 105985), (705, 101024), (752, 94710), (770, 92496), (820, 86856), (840, 84788), (861, 82720), (880, 80934), (902, 78960), (924, 77080), (940, 75768), (984, 72380), (987, 72160), (1034, 68880), (1056, 67445), (1120, 63591), (1128, 63140), (1148, 62040), (1155, 61664), (1230, 57904), (1232, 57810), (1312, 54285), (1316, 54120), (1320, 53956), (1353, 52640), (1410, 50512), (1435, 49632), (1504, 47355), (1540, 46248), (1551, 45920), (1640, 43428), (1645, 43296), (1680, 42394), (1722, 41360), (1760, 40467), (1804, 39480), (1848, 38540), (1880, 37884), (1927, 36960), (1968, 36190), (1974, 36080), (2068, 34440), (2255, 31584), (2256, 31570), (2296, 31020), (2310, 30832), (2460, 28952), (2464, 28905), (2585, 27552), (2632, 27060), (2640, 26978), (2706, 26320), (2820, 25256), (2870, 24816), (3080, 23124), (3102, 22960), (3157, 22560), (3280, 21714), (3290, 21648), (3360, 21197), (3444, 20680), (3608, 19740), (3619, 19680), (3696, 19270), (3760, 18942), (3854, 18480), (3936, 18095), (3948, 18040), (4136, 17220), (4305, 16544), (4510, 15792), (4512, 15785), (4592, 15510), (4620, 15416), (4920, 14476), (4935, 14432), (5170, 13776), (5264, 13530), (5280, 13489), (5412, 13160), (5640, 12628), (5740, 12408), (5781, 12320), (6160, 11562), (6204, 11480), (6314, 11280), (6560, 10857), (6580, 10824), (6765, 10528), (6888, 10340), (7216, 9870), (7238, 9840), (7392, 9635), (7520, 9471), (7708, 9240), (7755, 9184), (7896, 9020), (8272, 8610)]