280013328

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 320

約数和(自身を含む): 990412800

約数和(自身を除く): 710399472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 31, 36, 42, 48, 54, 56, 58, 62, 63, 72, 84, 87, 93, 103, 108, 112, 116, 124, 126, 144, 168, 174, 186, 189, 203, 206, 216, 217, 232, 248, 252, 261, 279, 309, 336, 348, 372, 378, 406, 412, 432, 434, 464, 496, 504, 522, 558, 609, 618, 651, 696, 721, 744, 756, 783, 812, 824, 837, 868, 899, 927, 1008, 1044, 1116, 1218, 1236, 1302, 1392, 1442, 1488, 1512, 1566, 1624, 1648, 1674, 1736, 1798, 1827, 1854, 1953, 2088, 2163, 2232, 2436, 2472, 2604, 2697, 2781, 2884, 2987, 3024, 3132, 3193, 3248, 3348, 3472, 3596, 3654, 3708, 3906, 4176, 4326, 4464, 4872, 4944, 5208, 5394, 5481, 5562, 5768, 5859, 5974, 6264, 6293, 6386, 6489, 6696, 7192, 7308, 7416, 7812, 8091, 8652, 8961, 9579, 9744, 10416, 10788, 10962, 11124, 11536, 11718, 11948, 12528, 12586, 12772, 12978, 13392, 14384, 14616, 14832, 15624, 16182, 17304, 17922, 18879, 19158, 19467, 20909, 21576, 21924, 22248, 22351, 23436, 23896, 24273, 25172, 25544, 25956, 26883, 28737, 29232, 31248, 32364, 34608, 35844, 37758, 38316, 38934, 41818, 43152, 43848, 44496, 44702, 46872, 47792, 48546, 50344, 51088, 51912, 53766, 56637, 57474, 62727, 64728, 67053, 71688, 75516, 76632, 77868, 80649, 83636, 86211, 87696, 89404, 92597, 93744, 97092, 100688, 103824, 107532, 113274, 114948, 125454, 129456, 134106, 143376, 151032, 153264, 155736, 161298, 167272, 169911, 172422, 178808, 185194, 188181, 194184, 201159, 215064, 226548, 229896, 250908, 268212, 277791, 302064, 311472, 322596, 334544, 339822, 344844, 357616, 370388, 376362, 388368, 402318, 430128, 453096, 459792, 501816, 536424, 555582, 564543, 603477, 645192, 648179, 679644, 689688, 740776, 752724, 804636, 833373, 906192, 1003632, 1072848, 1111164, 1129086, 1206954, 1290384, 1296358, 1359288, 1379376, 1481552, 1505448, 1609272, 1666746, 1944537, 2222328, 2258172, 2413908, 2500119, 2592716, 2718576, 3010896, 3218544, 3333492, 3889074, 4444656, 4516344, 4827816, 5000238, 5185432, 5833611, 6666984, 7778148, 9032688, 9655632, 10000476, 10370864, 11667222, 13333968, 15556296, 17500833, 20000952, 23334444, 31112592, 35001666, 40001904, 46668888, 70003332, 93337776, 140006664, 280013328]

約数ペア:

[(1, 280013328), (2, 140006664), (3, 93337776), (4, 70003332), (6, 46668888), (7, 40001904), (8, 35001666), (9, 31112592), (12, 23334444), (14, 20000952), (16, 17500833), (18, 15556296), (21, 13333968), (24, 11667222), (27, 10370864), (28, 10000476), (29, 9655632), (31, 9032688), (36, 7778148), (42, 6666984), (48, 5833611), (54, 5185432), (56, 5000238), (58, 4827816), (62, 4516344), (63, 4444656), (72, 3889074), (84, 3333492), (87, 3218544), (93, 3010896), (103, 2718576), (108, 2592716), (112, 2500119), (116, 2413908), (124, 2258172), (126, 2222328), (144, 1944537), (168, 1666746), (174, 1609272), (186, 1505448), (189, 1481552), (203, 1379376), (206, 1359288), (216, 1296358), (217, 1290384), (232, 1206954), (248, 1129086), (252, 1111164), (261, 1072848), (279, 1003632), (309, 906192), (336, 833373), (348, 804636), (372, 752724), (378, 740776), (406, 689688), (412, 679644), (432, 648179), (434, 645192), (464, 603477), (496, 564543), (504, 555582), (522, 536424), (558, 501816), (609, 459792), (618, 453096), (651, 430128), (696, 402318), (721, 388368), (744, 376362), (756, 370388), (783, 357616), (812, 344844), (824, 339822), (837, 334544), (868, 322596), (899, 311472), (927, 302064), (1008, 277791), (1044, 268212), (1116, 250908), (1218, 229896), (1236, 226548), (1302, 215064), (1392, 201159), (1442, 194184), (1488, 188181), (1512, 185194), (1566, 178808), (1624, 172422), (1648, 169911), (1674, 167272), (1736, 161298), (1798, 155736), (1827, 153264), (1854, 151032), (1953, 143376), (2088, 134106), (2163, 129456), (2232, 125454), (2436, 114948), (2472, 113274), (2604, 107532), (2697, 103824), (2781, 100688), (2884, 97092), (2987, 93744), (3024, 92597), (3132, 89404), (3193, 87696), (3248, 86211), (3348, 83636), (3472, 80649), (3596, 77868), (3654, 76632), (3708, 75516), (3906, 71688), (4176, 67053), (4326, 64728), (4464, 62727), (4872, 57474), (4944, 56637), (5208, 53766), (5394, 51912), (5481, 51088), (5562, 50344), (5768, 48546), (5859, 47792), (5974, 46872), (6264, 44702), (6293, 44496), (6386, 43848), (6489, 43152), (6696, 41818), (7192, 38934), (7308, 38316), (7416, 37758), (7812, 35844), (8091, 34608), (8652, 32364), (8961, 31248), (9579, 29232), (9744, 28737), (10416, 26883), (10788, 25956), (10962, 25544), (11124, 25172), (11536, 24273), (11718, 23896), (11948, 23436), (12528, 22351), (12586, 22248), (12772, 21924), (12978, 21576), (13392, 20909), (14384, 19467), (14616, 19158), (14832, 18879), (15624, 17922), (16182, 17304)]