19238520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 128

約数和(自身を含む): 67852800

約数和(自身を除く): 48614280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 619, 740, 777, 840, 888, 1036, 1110, 1238, 1295, 1480, 1554, 1857, 2072, 2220, 2476, 2590, 3095, 3108, 3714, 3885, 4333, 4440, 4952, 5180, 6190, 6216, 7428, 7770, 8666, 9285, 10360, 12380, 12999, 14856, 15540, 17332, 18570, 21665, 22903, 24760, 25998, 31080, 34664, 37140, 43330, 45806, 51996, 64995, 68709, 74280, 86660, 91612, 103992, 114515, 129990, 137418, 160321, 173320, 183224, 229030, 259980, 274836, 320642, 343545, 458060, 480963, 519960, 549672, 641284, 687090, 801605, 916120, 961926, 1282568, 1374180, 1603210, 1923852, 2404815, 2748360, 3206420, 3847704, 4809630, 6412840, 9619260, 19238520]

約数ペア:

[(1, 19238520), (2, 9619260), (3, 6412840), (4, 4809630), (5, 3847704), (6, 3206420), (7, 2748360), (8, 2404815), (10, 1923852), (12, 1603210), (14, 1374180), (15, 1282568), (20, 961926), (21, 916120), (24, 801605), (28, 687090), (30, 641284), (35, 549672), (37, 519960), (40, 480963), (42, 458060), (56, 343545), (60, 320642), (70, 274836), (74, 259980), (84, 229030), (105, 183224), (111, 173320), (120, 160321), (140, 137418), (148, 129990), (168, 114515), (185, 103992), (210, 91612), (222, 86660), (259, 74280), (280, 68709), (296, 64995), (370, 51996), (420, 45806), (444, 43330), (518, 37140), (555, 34664), (619, 31080), (740, 25998), (777, 24760), (840, 22903), (888, 21665), (1036, 18570), (1110, 17332), (1238, 15540), (1295, 14856), (1480, 12999), (1554, 12380), (1857, 10360), (2072, 9285), (2220, 8666), (2476, 7770), (2590, 7428), (3095, 6216), (3108, 6190), (3714, 5180), (3885, 4952), (4333, 4440)]