18319560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 63694080

約数和(自身を除く): 45374520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 193, 210, 226, 280, 339, 386, 420, 452, 565, 579, 678, 772, 791, 840, 904, 965, 1130, 1158, 1351, 1356, 1544, 1582, 1695, 1930, 2260, 2316, 2373, 2702, 2712, 2895, 3164, 3390, 3860, 3955, 4053, 4520, 4632, 4746, 5404, 5790, 6328, 6755, 6780, 7720, 7910, 8106, 9492, 10808, 11580, 11865, 13510, 13560, 15820, 16212, 18984, 20265, 21809, 23160, 23730, 27020, 31640, 32424, 40530, 43618, 47460, 54040, 65427, 81060, 87236, 94920, 109045, 130854, 152663, 162120, 174472, 218090, 261708, 305326, 327135, 436180, 457989, 523416, 610652, 654270, 763315, 872360, 915978, 1221304, 1308540, 1526630, 1831956, 2289945, 2617080, 3053260, 3663912, 4579890, 6106520, 9159780, 18319560]

約数ペア:

[(1, 18319560), (2, 9159780), (3, 6106520), (4, 4579890), (5, 3663912), (6, 3053260), (7, 2617080), (8, 2289945), (10, 1831956), (12, 1526630), (14, 1308540), (15, 1221304), (20, 915978), (21, 872360), (24, 763315), (28, 654270), (30, 610652), (35, 523416), (40, 457989), (42, 436180), (56, 327135), (60, 305326), (70, 261708), (84, 218090), (105, 174472), (113, 162120), (120, 152663), (140, 130854), (168, 109045), (193, 94920), (210, 87236), (226, 81060), (280, 65427), (339, 54040), (386, 47460), (420, 43618), (452, 40530), (565, 32424), (579, 31640), (678, 27020), (772, 23730), (791, 23160), (840, 21809), (904, 20265), (965, 18984), (1130, 16212), (1158, 15820), (1351, 13560), (1356, 13510), (1544, 11865), (1582, 11580), (1695, 10808), (1930, 9492), (2260, 8106), (2316, 7910), (2373, 7720), (2702, 6780), (2712, 6755), (2895, 6328), (3164, 5790), (3390, 5404), (3860, 4746), (3955, 4632), (4053, 4520)]