18426072840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{113657}}^1$

素因数の和:113871

約数の個数: 128

約数和(自身を含む): 63502997760

約数和(自身を除く): 45076924920

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, 120, 140, 168, 193, 210, 280, 386, 420, 579, 772, 840, 965, 1158, 1351, 1544, 1930, 2316, 2702, 2895, 3860, 4053, 4632, 5404, 5790, 6755, 7720, 8106, 10808, 11580, 13510, 16212, 20265, 23160, 27020, 32424, 40530, 54040, 81060, 113657, 162120, 227314, 340971, 454628, 568285, 681942, 795599, 909256, 1136570, 1363884, 1591198, 1704855, 2273140, 2386797, 2727768, 3182396, 3409710, 3977995, 4546280, 4773594, 6364792, 6819420, 7955990, 9547188, 11933985, 13638840, 15911980, 19094376, 21935801, 23867970, 31823960, 43871602, 47735940, 65807403, 87743204, 95471880, 109679005, 131614806, 153550607, 175486408, 219358010, 263229612, 307101214, 329037015, 438716020, 460651821, 526459224, 614202428, 658074030, 767753035, 877432040, 921303642, 1228404856, 1316148060, 1535506070, 1842607284, 2303259105, 2632296120, 3071012140, 3685214568, 4606518210, 6142024280, 9213036420, 18426072840]

約数ペア:

[(1, 18426072840), (2, 9213036420), (3, 6142024280), (4, 4606518210), (5, 3685214568), (6, 3071012140), (7, 2632296120), (8, 2303259105), (10, 1842607284), (12, 1535506070), (14, 1316148060), (15, 1228404856), (20, 921303642), (21, 877432040), (24, 767753035), (28, 658074030), (30, 614202428), (35, 526459224), (40, 460651821), (42, 438716020), (56, 329037015), (60, 307101214), (70, 263229612), (84, 219358010), (105, 175486408), (120, 153550607), (140, 131614806), (168, 109679005), (193, 95471880), (210, 87743204), (280, 65807403), (386, 47735940), (420, 43871602), (579, 31823960), (772, 23867970), (840, 21935801), (965, 19094376), (1158, 15911980), (1351, 13638840), (1544, 11933985), (1930, 9547188), (2316, 7955990), (2702, 6819420), (2895, 6364792), (3860, 4773594), (4053, 4546280), (4632, 3977995), (5404, 3409710), (5790, 3182396), (6755, 2727768), (7720, 2386797), (8106, 2273140), (10808, 1704855), (11580, 1591198), (13510, 1363884), (16212, 1136570), (20265, 909256), (23160, 795599), (27020, 681942), (32424, 568285), (40530, 454628), (54040, 340971), (81060, 227314), (113657, 162120)]