20744007984

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{16217}}^1$

素因数の和:16294

約数の個数: 240

約数和(自身を含む): 70273502208

約数和(自身を除く): 49529494224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 47, 48, 54, 56, 63, 72, 81, 84, 94, 108, 112, 126, 141, 144, 162, 168, 188, 189, 216, 243, 252, 282, 324, 329, 336, 376, 378, 423, 432, 486, 504, 564, 567, 648, 658, 752, 756, 846, 972, 987, 1008, 1128, 1134, 1269, 1296, 1316, 1512, 1692, 1701, 1944, 1974, 2256, 2268, 2538, 2632, 2961, 3024, 3384, 3402, 3807, 3888, 3948, 4536, 5076, 5264, 5922, 6768, 6804, 7614, 7896, 8883, 9072, 10152, 11421, 11844, 13608, 15228, 15792, 16217, 17766, 20304, 22842, 23688, 26649, 27216, 30456, 32434, 35532, 45684, 47376, 48651, 53298, 60912, 64868, 71064, 79947, 91368, 97302, 106596, 113519, 129736, 142128, 145953, 159894, 182736, 194604, 213192, 227038, 259472, 291906, 319788, 340557, 389208, 426384, 437859, 454076, 583812, 639576, 681114, 762199, 778416, 875718, 908152, 1021671, 1167624, 1279152, 1313577, 1362228, 1524398, 1751436, 1816304, 2043342, 2286597, 2335248, 2627154, 2724456, 3048796, 3065013, 3502872, 3940731, 4086684, 4573194, 5254308, 5335393, 5448912, 6097592, 6130026, 6859791, 7005744, 7881462, 8173368, 9146388, 9195039, 10508616, 10670786, 12195184, 12260052, 13719582, 15762924, 16006179, 16346736, 18292776, 18390078, 20579373, 21017232, 21341572, 24520104, 27439164, 27585117, 31525848, 32012358, 36585552, 36780156, 41158746, 42683144, 48018537, 49040208, 54878328, 55170234, 61738119, 63051696, 64024716, 73560312, 82317492, 85366288, 96037074, 109756656, 110340468, 123476238, 128049432, 144055611, 147120624, 164634984, 185214357, 192074148, 220680936, 246952476, 256098864, 288111222, 329269968, 370428714, 384148296, 432166833, 441361872, 493904952, 576222444, 740857428, 768296592, 864333666, 987809904, 1152444888, 1296500499, 1481714856, 1728667332, 2304889776, 2593000998, 2963429712, 3457334664, 5186001996, 6914669328, 10372003992, 20744007984]

約数ペア:

[(1, 20744007984), (2, 10372003992), (3, 6914669328), (4, 5186001996), (6, 3457334664), (7, 2963429712), (8, 2593000998), (9, 2304889776), (12, 1728667332), (14, 1481714856), (16, 1296500499), (18, 1152444888), (21, 987809904), (24, 864333666), (27, 768296592), (28, 740857428), (36, 576222444), (42, 493904952), (47, 441361872), (48, 432166833), (54, 384148296), (56, 370428714), (63, 329269968), (72, 288111222), (81, 256098864), (84, 246952476), (94, 220680936), (108, 192074148), (112, 185214357), (126, 164634984), (141, 147120624), (144, 144055611), (162, 128049432), (168, 123476238), (188, 110340468), (189, 109756656), (216, 96037074), (243, 85366288), (252, 82317492), (282, 73560312), (324, 64024716), (329, 63051696), (336, 61738119), (376, 55170234), (378, 54878328), (423, 49040208), (432, 48018537), (486, 42683144), (504, 41158746), (564, 36780156), (567, 36585552), (648, 32012358), (658, 31525848), (752, 27585117), (756, 27439164), (846, 24520104), (972, 21341572), (987, 21017232), (1008, 20579373), (1128, 18390078), (1134, 18292776), (1269, 16346736), (1296, 16006179), (1316, 15762924), (1512, 13719582), (1692, 12260052), (1701, 12195184), (1944, 10670786), (1974, 10508616), (2256, 9195039), (2268, 9146388), (2538, 8173368), (2632, 7881462), (2961, 7005744), (3024, 6859791), (3384, 6130026), (3402, 6097592), (3807, 5448912), (3888, 5335393), (3948, 5254308), (4536, 4573194), (5076, 4086684), (5264, 3940731), (5922, 3502872), (6768, 3065013), (6804, 3048796), (7614, 2724456), (7896, 2627154), (8883, 2335248), (9072, 2286597), (10152, 2043342), (11421, 1816304), (11844, 1751436), (13608, 1524398), (15228, 1362228), (15792, 1313577), (16217, 1279152), (17766, 1167624), (20304, 1021671), (22842, 908152), (23688, 875718), (26649, 778416), (27216, 762199), (30456, 681114), (32434, 639576), (35532, 583812), (45684, 454076), (47376, 437859), (48651, 426384), (53298, 389208), (60912, 340557), (64868, 319788), (71064, 291906), (79947, 259472), (91368, 227038), (97302, 213192), (106596, 194604), (113519, 182736), (129736, 159894), (142128, 145953)]