55415640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1841

約数の個数: 128

約数和(自身を含む): 195240960

約数和(自身を除く): 139825320

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, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1783, 2072, 2220, 2590, 3108, 3566, 3885, 4440, 5180, 5349, 6216, 7132, 7770, 8915, 10360, 10698, 12481, 14264, 15540, 17830, 21396, 24962, 26745, 31080, 35660, 37443, 42792, 49924, 53490, 62405, 65971, 71320, 74886, 99848, 106980, 124810, 131942, 149772, 187215, 197913, 213960, 249620, 263884, 299544, 329855, 374430, 395826, 461797, 499240, 527768, 659710, 748860, 791652, 923594, 989565, 1319420, 1385391, 1497720, 1583304, 1847188, 1979130, 2308985, 2638840, 2770782, 3694376, 3958260, 4617970, 5541564, 6926955, 7916520, 9235940, 11083128, 13853910, 18471880, 27707820, 55415640]

約数ペア:

[(1, 55415640), (2, 27707820), (3, 18471880), (4, 13853910), (5, 11083128), (6, 9235940), (7, 7916520), (8, 6926955), (10, 5541564), (12, 4617970), (14, 3958260), (15, 3694376), (20, 2770782), (21, 2638840), (24, 2308985), (28, 1979130), (30, 1847188), (35, 1583304), (37, 1497720), (40, 1385391), (42, 1319420), (56, 989565), (60, 923594), (70, 791652), (74, 748860), (84, 659710), (105, 527768), (111, 499240), (120, 461797), (140, 395826), (148, 374430), (168, 329855), (185, 299544), (210, 263884), (222, 249620), (259, 213960), (280, 197913), (296, 187215), (370, 149772), (420, 131942), (444, 124810), (518, 106980), (555, 99848), (740, 74886), (777, 71320), (840, 65971), (888, 62405), (1036, 53490), (1110, 49924), (1295, 42792), (1480, 37443), (1554, 35660), (1783, 31080), (2072, 26745), (2220, 24962), (2590, 21396), (3108, 17830), (3566, 15540), (3885, 14264), (4440, 12481), (5180, 10698), (5349, 10360), (6216, 8915), (7132, 7770)]