20987289312

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:478

約数の個数: 288

約数和(自身を含む): 62355847680

約数和(自身を除く): 41368558368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 59, 66, 88, 96, 113, 118, 121, 132, 176, 177, 226, 236, 242, 264, 271, 339, 352, 354, 363, 452, 472, 484, 528, 542, 649, 678, 708, 726, 813, 904, 944, 968, 1056, 1084, 1243, 1298, 1356, 1416, 1452, 1626, 1808, 1888, 1936, 1947, 2168, 2486, 2596, 2712, 2832, 2904, 2981, 3252, 3616, 3729, 3872, 3894, 4336, 4972, 5192, 5424, 5664, 5808, 5962, 6504, 6667, 7139, 7458, 7788, 8672, 8943, 9944, 10384, 10848, 11616, 11924, 13008, 13334, 13673, 14278, 14916, 15576, 15989, 17886, 19888, 20001, 20768, 21417, 23848, 26016, 26668, 27346, 28556, 29832, 30623, 31152, 31978, 32791, 35772, 39776, 40002, 41019, 42834, 47696, 47967, 53336, 54692, 57112, 59664, 61246, 62304, 63956, 65582, 71544, 73337, 80004, 82038, 85668, 91869, 95392, 95934, 98373, 106672, 109384, 114224, 119328, 122492, 127912, 131164, 143088, 146674, 160008, 164076, 171336, 175879, 183738, 191868, 196746, 213344, 218768, 220011, 228448, 244984, 255824, 262328, 286176, 293348, 320016, 328152, 336853, 342672, 351758, 367476, 383736, 393492, 437536, 440022, 489968, 511648, 524656, 527637, 586696, 640032, 656304, 673706, 685344, 703516, 734952, 767472, 786984, 806707, 880044, 979936, 1010559, 1049312, 1055274, 1173392, 1312608, 1347412, 1407032, 1469904, 1534944, 1573968, 1613414, 1760088, 1806757, 1934669, 2021118, 2110548, 2346784, 2420121, 2694824, 2814064, 2939808, 3147936, 3226828, 3520176, 3613514, 3705383, 3869338, 4042236, 4221096, 4840242, 5389648, 5420271, 5628128, 5804007, 6453656, 7040352, 7227028, 7410766, 7738676, 8084472, 8442192, 9680484, 10779296, 10840542, 11116149, 11608014, 12907312, 14454056, 14821532, 15477352, 16168944, 16884384, 19360968, 19874327, 21681084, 22232298, 23216028, 25814624, 28908112, 29643064, 30954704, 32337888, 38721936, 39748654, 43362168, 44464596, 46432056, 57816224, 59286128, 59622981, 61909408, 77443872, 79497308, 86724336, 88929192, 92864112, 118572256, 119245962, 158994616, 173448672, 177858384, 185728224, 218617597, 238491924, 317989232, 355716768, 437235194, 476983848, 635978464, 655852791, 874470388, 953967696, 1311705582, 1748940776, 1907935392, 2623411164, 3497881552, 5246822328, 6995763104, 10493644656, 20987289312]

約数ペア:

[(1, 20987289312), (2, 10493644656), (3, 6995763104), (4, 5246822328), (6, 3497881552), (8, 2623411164), (11, 1907935392), (12, 1748940776), (16, 1311705582), (22, 953967696), (24, 874470388), (32, 655852791), (33, 635978464), (44, 476983848), (48, 437235194), (59, 355716768), (66, 317989232), (88, 238491924), (96, 218617597), (113, 185728224), (118, 177858384), (121, 173448672), (132, 158994616), (176, 119245962), (177, 118572256), (226, 92864112), (236, 88929192), (242, 86724336), (264, 79497308), (271, 77443872), (339, 61909408), (352, 59622981), (354, 59286128), (363, 57816224), (452, 46432056), (472, 44464596), (484, 43362168), (528, 39748654), (542, 38721936), (649, 32337888), (678, 30954704), (708, 29643064), (726, 28908112), (813, 25814624), (904, 23216028), (944, 22232298), (968, 21681084), (1056, 19874327), (1084, 19360968), (1243, 16884384), (1298, 16168944), (1356, 15477352), (1416, 14821532), (1452, 14454056), (1626, 12907312), (1808, 11608014), (1888, 11116149), (1936, 10840542), (1947, 10779296), (2168, 9680484), (2486, 8442192), (2596, 8084472), (2712, 7738676), (2832, 7410766), (2904, 7227028), (2981, 7040352), (3252, 6453656), (3616, 5804007), (3729, 5628128), (3872, 5420271), (3894, 5389648), (4336, 4840242), (4972, 4221096), (5192, 4042236), (5424, 3869338), (5664, 3705383), (5808, 3613514), (5962, 3520176), (6504, 3226828), (6667, 3147936), (7139, 2939808), (7458, 2814064), (7788, 2694824), (8672, 2420121), (8943, 2346784), (9944, 2110548), (10384, 2021118), (10848, 1934669), (11616, 1806757), (11924, 1760088), (13008, 1613414), (13334, 1573968), (13673, 1534944), (14278, 1469904), (14916, 1407032), (15576, 1347412), (15989, 1312608), (17886, 1173392), (19888, 1055274), (20001, 1049312), (20768, 1010559), (21417, 979936), (23848, 880044), (26016, 806707), (26668, 786984), (27346, 767472), (28556, 734952), (29832, 703516), (30623, 685344), (31152, 673706), (31978, 656304), (32791, 640032), (35772, 586696), (39776, 527637), (40002, 524656), (41019, 511648), (42834, 489968), (47696, 440022), (47967, 437536), (53336, 393492), (54692, 383736), (57112, 367476), (59664, 351758), (61246, 342672), (62304, 336853), (63956, 328152), (65582, 320016), (71544, 293348), (73337, 286176), (80004, 262328), (82038, 255824), (85668, 244984), (91869, 228448), (95392, 220011), (95934, 218768), (98373, 213344), (106672, 196746), (109384, 191868), (114224, 183738), (119328, 175879), (122492, 171336), (127912, 164076), (131164, 160008), (143088, 146674)]