66565512

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 205945740

約数和(自身を除く): 139380228

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 197, 228, 234, 247, 312, 342, 361, 394, 456, 468, 494, 591, 684, 722, 741, 788, 936, 988, 1083, 1182, 1368, 1444, 1482, 1576, 1773, 1976, 2166, 2223, 2364, 2561, 2888, 2964, 3249, 3546, 3743, 4332, 4446, 4693, 4728, 5122, 5928, 6498, 7092, 7486, 7683, 8664, 8892, 9386, 10244, 11229, 12996, 14079, 14184, 14972, 15366, 17784, 18772, 20488, 22458, 23049, 25992, 28158, 29944, 30732, 33687, 37544, 42237, 44916, 46098, 48659, 56316, 61464, 67374, 71117, 84474, 89832, 92196, 97318, 112632, 134748, 142234, 145977, 168948, 184392, 194636, 213351, 269496, 284468, 291954, 337896, 389272, 426702, 437931, 568936, 583908, 640053, 853404, 875862, 924521, 1167816, 1280106, 1706808, 1751724, 1849042, 2560212, 2773563, 3503448, 3698084, 5120424, 5547126, 7396168, 8320689, 11094252, 16641378, 22188504, 33282756, 66565512]

約数ペア:

[(1, 66565512), (2, 33282756), (3, 22188504), (4, 16641378), (6, 11094252), (8, 8320689), (9, 7396168), (12, 5547126), (13, 5120424), (18, 3698084), (19, 3503448), (24, 2773563), (26, 2560212), (36, 1849042), (38, 1751724), (39, 1706808), (52, 1280106), (57, 1167816), (72, 924521), (76, 875862), (78, 853404), (104, 640053), (114, 583908), (117, 568936), (152, 437931), (156, 426702), (171, 389272), (197, 337896), (228, 291954), (234, 284468), (247, 269496), (312, 213351), (342, 194636), (361, 184392), (394, 168948), (456, 145977), (468, 142234), (494, 134748), (591, 112632), (684, 97318), (722, 92196), (741, 89832), (788, 84474), (936, 71117), (988, 67374), (1083, 61464), (1182, 56316), (1368, 48659), (1444, 46098), (1482, 44916), (1576, 42237), (1773, 37544), (1976, 33687), (2166, 30732), (2223, 29944), (2364, 28158), (2561, 25992), (2888, 23049), (2964, 22458), (3249, 20488), (3546, 18772), (3743, 17784), (4332, 15366), (4446, 14972), (4693, 14184), (4728, 14079), (5122, 12996), (5928, 11229), (6498, 10244), (7092, 9386), (7486, 8892), (7683, 8664)]