20865508416

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2621}}^1$

素因数の和:2930

約数の個数: 224

約数和(自身を含む): 65213544960

約数和(自身を除く): 44348036544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 136, 144, 153, 192, 204, 216, 271, 272, 288, 306, 408, 432, 459, 542, 544, 576, 612, 813, 816, 864, 918, 1084, 1088, 1224, 1626, 1632, 1728, 1836, 2168, 2439, 2448, 2621, 3252, 3264, 3672, 4336, 4607, 4878, 4896, 5242, 6504, 7317, 7344, 7863, 8672, 9214, 9756, 9792, 10484, 13008, 13821, 14634, 14688, 15726, 17344, 18428, 19512, 20968, 23589, 26016, 27642, 29268, 29376, 31452, 36856, 39024, 41463, 41936, 44557, 47178, 52032, 55284, 58536, 62904, 70767, 73712, 78048, 82926, 83872, 89114, 94356, 110568, 117072, 124389, 125808, 133671, 141534, 147424, 156096, 165852, 167744, 178228, 188712, 221136, 234144, 248778, 251616, 267342, 283068, 294848, 331704, 356456, 377424, 401013, 442272, 468288, 497556, 503232, 534684, 566136, 663408, 710291, 712912, 754848, 802026, 884544, 995112, 1069368, 1132272, 1203039, 1326816, 1420582, 1425824, 1509696, 1604052, 1990224, 2130873, 2138736, 2264544, 2406078, 2653632, 2841164, 2851648, 3208104, 3980448, 4261746, 4277472, 4529088, 4812156, 5682328, 6392619, 6416208, 7960896, 8523492, 8554944, 9624312, 11364656, 12074947, 12785238, 12832416, 17046984, 19177857, 19248624, 22729312, 24149894, 25570476, 25664832, 34093968, 36224841, 38355714, 38497248, 45458624, 48299788, 51140952, 68187936, 72449682, 76711428, 76994496, 96599576, 102281904, 108674523, 136375872, 144899364, 153422856, 193199152, 204563808, 217349046, 289798728, 306845712, 326023569, 386398304, 409127616, 434698092, 579597456, 613691424, 652047138, 772796608, 869396184, 1159194912, 1227382848, 1304094276, 1738792368, 2318389824, 2608188552, 3477584736, 5216377104, 6955169472, 10432754208, 20865508416]

約数ペア:

[(1, 20865508416), (2, 10432754208), (3, 6955169472), (4, 5216377104), (6, 3477584736), (8, 2608188552), (9, 2318389824), (12, 1738792368), (16, 1304094276), (17, 1227382848), (18, 1159194912), (24, 869396184), (27, 772796608), (32, 652047138), (34, 613691424), (36, 579597456), (48, 434698092), (51, 409127616), (54, 386398304), (64, 326023569), (68, 306845712), (72, 289798728), (96, 217349046), (102, 204563808), (108, 193199152), (136, 153422856), (144, 144899364), (153, 136375872), (192, 108674523), (204, 102281904), (216, 96599576), (271, 76994496), (272, 76711428), (288, 72449682), (306, 68187936), (408, 51140952), (432, 48299788), (459, 45458624), (542, 38497248), (544, 38355714), (576, 36224841), (612, 34093968), (813, 25664832), (816, 25570476), (864, 24149894), (918, 22729312), (1084, 19248624), (1088, 19177857), (1224, 17046984), (1626, 12832416), (1632, 12785238), (1728, 12074947), (1836, 11364656), (2168, 9624312), (2439, 8554944), (2448, 8523492), (2621, 7960896), (3252, 6416208), (3264, 6392619), (3672, 5682328), (4336, 4812156), (4607, 4529088), (4878, 4277472), (4896, 4261746), (5242, 3980448), (6504, 3208104), (7317, 2851648), (7344, 2841164), (7863, 2653632), (8672, 2406078), (9214, 2264544), (9756, 2138736), (9792, 2130873), (10484, 1990224), (13008, 1604052), (13821, 1509696), (14634, 1425824), (14688, 1420582), (15726, 1326816), (17344, 1203039), (18428, 1132272), (19512, 1069368), (20968, 995112), (23589, 884544), (26016, 802026), (27642, 754848), (29268, 712912), (29376, 710291), (31452, 663408), (36856, 566136), (39024, 534684), (41463, 503232), (41936, 497556), (44557, 468288), (47178, 442272), (52032, 401013), (55284, 377424), (58536, 356456), (62904, 331704), (70767, 294848), (73712, 283068), (78048, 267342), (82926, 251616), (83872, 248778), (89114, 234144), (94356, 221136), (110568, 188712), (117072, 178228), (124389, 167744), (125808, 165852), (133671, 156096), (141534, 147424)]