18229680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3617}}^1$

素因数の和:3643

約数の個数: 120

約数和(自身を含む): 69986592

約数和(自身を除く): 51756912

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, 3617, 5040, 7234, 10851, 14468, 18085, 21702, 25319, 28936, 32553, 36170, 43404, 50638, 54255, 57872, 65106, 72340, 75957, 86808, 101276, 108510, 126595, 130212, 144680, 151914, 162765, 173616, 202552, 217020, 227871, 253190, 260424, 289360, 303828, 325530, 379785, 405104, 434040, 455742, 506380, 520848, 607656, 651060, 759570, 868080, 911484, 1012760, 1139355, 1215312, 1302120, 1519140, 1822968, 2025520, 2278710, 2604240, 3038280, 3645936, 4557420, 6076560, 9114840, 18229680]

約数ペア:

[(1, 18229680), (2, 9114840), (3, 6076560), (4, 4557420), (5, 3645936), (6, 3038280), (7, 2604240), (8, 2278710), (9, 2025520), (10, 1822968), (12, 1519140), (14, 1302120), (15, 1215312), (16, 1139355), (18, 1012760), (20, 911484), (21, 868080), (24, 759570), (28, 651060), (30, 607656), (35, 520848), (36, 506380), (40, 455742), (42, 434040), (45, 405104), (48, 379785), (56, 325530), (60, 303828), (63, 289360), (70, 260424), (72, 253190), (80, 227871), (84, 217020), (90, 202552), (105, 173616), (112, 162765), (120, 151914), (126, 144680), (140, 130212), (144, 126595), (168, 108510), (180, 101276), (210, 86808), (240, 75957), (252, 72340), (280, 65106), (315, 57872), (336, 54255), (360, 50638), (420, 43404), (504, 36170), (560, 32553), (630, 28936), (720, 25319), (840, 21702), (1008, 18085), (1260, 14468), (1680, 10851), (2520, 7234), (3617, 5040)]