71379840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 256

約数和(自身を含む): 267909120

約数和(自身を除く): 196529280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 64, 70, 80, 84, 94, 96, 105, 112, 113, 120, 128, 140, 141, 160, 168, 188, 192, 210, 224, 226, 235, 240, 280, 282, 320, 329, 336, 339, 376, 384, 420, 448, 452, 470, 480, 560, 564, 565, 640, 658, 672, 678, 705, 752, 791, 840, 896, 904, 940, 960, 987, 1120, 1128, 1130, 1316, 1344, 1356, 1410, 1504, 1582, 1645, 1680, 1695, 1808, 1880, 1920, 1974, 2240, 2256, 2260, 2373, 2632, 2688, 2712, 2820, 3008, 3164, 3290, 3360, 3390, 3616, 3760, 3948, 3955, 4480, 4512, 4520, 4746, 4935, 5264, 5311, 5424, 5640, 6016, 6328, 6580, 6720, 6780, 7232, 7520, 7896, 7910, 9024, 9040, 9492, 9870, 10528, 10622, 10848, 11280, 11865, 12656, 13160, 13440, 13560, 14464, 15040, 15792, 15820, 15933, 18048, 18080, 18984, 19740, 21056, 21244, 21696, 22560, 23730, 25312, 26320, 26555, 27120, 30080, 31584, 31640, 31866, 36160, 37177, 37968, 39480, 42112, 42488, 43392, 45120, 47460, 50624, 52640, 53110, 54240, 63168, 63280, 63732, 72320, 74354, 75936, 78960, 79665, 84976, 90240, 94920, 101248, 105280, 106220, 108480, 111531, 126336, 126560, 127464, 148708, 151872, 157920, 159330, 169952, 185885, 189840, 210560, 212440, 216960, 223062, 253120, 254928, 297416, 303744, 315840, 318660, 339904, 371770, 379680, 424880, 446124, 506240, 509856, 557655, 594832, 631680, 637320, 679808, 743540, 759360, 849760, 892248, 1019712, 1115310, 1189664, 1274640, 1487080, 1518720, 1699520, 1784496, 2039424, 2230620, 2379328, 2549280, 2974160, 3399040, 3568992, 4461240, 4758656, 5098560, 5948320, 7137984, 8922480, 10197120, 11896640, 14275968, 17844960, 23793280, 35689920, 71379840]

約数ペア:

[(1, 71379840), (2, 35689920), (3, 23793280), (4, 17844960), (5, 14275968), (6, 11896640), (7, 10197120), (8, 8922480), (10, 7137984), (12, 5948320), (14, 5098560), (15, 4758656), (16, 4461240), (20, 3568992), (21, 3399040), (24, 2974160), (28, 2549280), (30, 2379328), (32, 2230620), (35, 2039424), (40, 1784496), (42, 1699520), (47, 1518720), (48, 1487080), (56, 1274640), (60, 1189664), (64, 1115310), (70, 1019712), (80, 892248), (84, 849760), (94, 759360), (96, 743540), (105, 679808), (112, 637320), (113, 631680), (120, 594832), (128, 557655), (140, 509856), (141, 506240), (160, 446124), (168, 424880), (188, 379680), (192, 371770), (210, 339904), (224, 318660), (226, 315840), (235, 303744), (240, 297416), (280, 254928), (282, 253120), (320, 223062), (329, 216960), (336, 212440), (339, 210560), (376, 189840), (384, 185885), (420, 169952), (448, 159330), (452, 157920), (470, 151872), (480, 148708), (560, 127464), (564, 126560), (565, 126336), (640, 111531), (658, 108480), (672, 106220), (678, 105280), (705, 101248), (752, 94920), (791, 90240), (840, 84976), (896, 79665), (904, 78960), (940, 75936), (960, 74354), (987, 72320), (1120, 63732), (1128, 63280), (1130, 63168), (1316, 54240), (1344, 53110), (1356, 52640), (1410, 50624), (1504, 47460), (1582, 45120), (1645, 43392), (1680, 42488), (1695, 42112), (1808, 39480), (1880, 37968), (1920, 37177), (1974, 36160), (2240, 31866), (2256, 31640), (2260, 31584), (2373, 30080), (2632, 27120), (2688, 26555), (2712, 26320), (2820, 25312), (3008, 23730), (3164, 22560), (3290, 21696), (3360, 21244), (3390, 21056), (3616, 19740), (3760, 18984), (3948, 18080), (3955, 18048), (4480, 15933), (4512, 15820), (4520, 15792), (4746, 15040), (4935, 14464), (5264, 13560), (5311, 13440), (5424, 13160), (5640, 12656), (6016, 11865), (6328, 11280), (6580, 10848), (6720, 10622), (6780, 10528), (7232, 9870), (7520, 9492), (7896, 9040), (7910, 9024)]