217000560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3491}}^1$

素因数の和:3551

約数の個数: 160

約数和(自身を含む): 789806592

約数和(自身を除く): 572806032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3491, 3885, 4144, 4440, 5180, 6216, 6982, 7770, 8880, 10360, 10473, 12432, 13964, 15540, 17455, 20720, 20946, 24437, 27928, 31080, 34910, 41892, 48874, 52365, 55856, 62160, 69820, 73311, 83784, 97748, 104730, 122185, 129167, 139640, 146622, 167568, 195496, 209460, 244370, 258334, 279280, 293244, 366555, 387501, 390992, 418920, 488740, 516668, 586488, 645835, 733110, 775002, 837840, 904169, 977480, 1033336, 1172976, 1291670, 1466220, 1550004, 1808338, 1937505, 1954960, 2066672, 2583340, 2712507, 2932440, 3100008, 3616676, 3875010, 4520845, 5166680, 5425014, 5864880, 6200016, 7233352, 7750020, 9041690, 10333360, 10850028, 13562535, 14466704, 15500040, 18083380, 21700056, 27125070, 31000080, 36166760, 43400112, 54250140, 72333520, 108500280, 217000560]

約数ペア:

[(1, 217000560), (2, 108500280), (3, 72333520), (4, 54250140), (5, 43400112), (6, 36166760), (7, 31000080), (8, 27125070), (10, 21700056), (12, 18083380), (14, 15500040), (15, 14466704), (16, 13562535), (20, 10850028), (21, 10333360), (24, 9041690), (28, 7750020), (30, 7233352), (35, 6200016), (37, 5864880), (40, 5425014), (42, 5166680), (48, 4520845), (56, 3875010), (60, 3616676), (70, 3100008), (74, 2932440), (80, 2712507), (84, 2583340), (105, 2066672), (111, 1954960), (112, 1937505), (120, 1808338), (140, 1550004), (148, 1466220), (168, 1291670), (185, 1172976), (210, 1033336), (222, 977480), (240, 904169), (259, 837840), (280, 775002), (296, 733110), (336, 645835), (370, 586488), (420, 516668), (444, 488740), (518, 418920), (555, 390992), (560, 387501), (592, 366555), (740, 293244), (777, 279280), (840, 258334), (888, 244370), (1036, 209460), (1110, 195496), (1295, 167568), (1480, 146622), (1554, 139640), (1680, 129167), (1776, 122185), (2072, 104730), (2220, 97748), (2590, 83784), (2960, 73311), (3108, 69820), (3491, 62160), (3885, 55856), (4144, 52365), (4440, 48874), (5180, 41892), (6216, 34910), (6982, 31080), (7770, 27928), (8880, 24437), (10360, 20946), (10473, 20720), (12432, 17455), (13964, 15540)]