81592560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{16189}}^1$

素因数の和:16215

約数の個数: 120

約数和(自身を含む): 313179360

約数和(自身を除く): 231586800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 16189, 32378, 48567, 64756, 80945, 97134, 113323, 129512, 145701, 161890, 194268, 226646, 242835, 259024, 291402, 323780, 339969, 388536, 453292, 485670, 566615, 582804, 647560, 679938, 728505, 777072, 906584, 971340, 1019907, 1133230, 1165608, 1295120, 1359876, 1457010, 1699845, 1813168, 1942680, 2039814, 2266460, 2331216, 2719752, 2914020, 3399690, 3885360, 4079628, 4532920, 5099535, 5439504, 5828040, 6799380, 8159256, 9065840, 10199070, 11656080, 13598760, 16318512, 20398140, 27197520, 40796280, 81592560]

約数ペア:

[(1, 81592560), (2, 40796280), (3, 27197520), (4, 20398140), (5, 16318512), (6, 13598760), (7, 11656080), (8, 10199070), (9, 9065840), (10, 8159256), (12, 6799380), (14, 5828040), (15, 5439504), (16, 5099535), (18, 4532920), (20, 4079628), (21, 3885360), (24, 3399690), (28, 2914020), (30, 2719752), (35, 2331216), (36, 2266460), (40, 2039814), (42, 1942680), (45, 1813168), (48, 1699845), (56, 1457010), (60, 1359876), (63, 1295120), (70, 1165608), (72, 1133230), (80, 1019907), (84, 971340), (90, 906584), (105, 777072), (112, 728505), (120, 679938), (126, 647560), (140, 582804), (144, 566615), (168, 485670), (180, 453292), (210, 388536), (240, 339969), (252, 323780), (280, 291402), (315, 259024), (336, 242835), (360, 226646), (420, 194268), (504, 161890), (560, 145701), (630, 129512), (720, 113323), (840, 97134), (1008, 80945), (1260, 64756), (1680, 48567), (2520, 32378), (5040, 16189)]