217138896

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{601}}^1$

素因数の和:821

約数の個数: 120

約数和(自身を含む): 658917896

約数和(自身を除く): 441779000

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 193, 208, 234, 312, 386, 468, 579, 601, 624, 772, 936, 1158, 1202, 1544, 1737, 1803, 1872, 2316, 2404, 2509, 3088, 3474, 3606, 4632, 4808, 5018, 5409, 6948, 7212, 7527, 7813, 9264, 9616, 10036, 10818, 13896, 14424, 15054, 15626, 20072, 21636, 22581, 23439, 27792, 28848, 30108, 31252, 40144, 43272, 45162, 46878, 60216, 62504, 70317, 86544, 90324, 93756, 115993, 120432, 125008, 140634, 180648, 187512, 231986, 281268, 347979, 361296, 375024, 463972, 562536, 695958, 927944, 1043937, 1125072, 1391916, 1507909, 1855888, 2087874, 2783832, 3015818, 4175748, 4523727, 5567664, 6031636, 8351496, 9047454, 12063272, 13571181, 16702992, 18094908, 24126544, 27142362, 36189816, 54284724, 72379632, 108569448, 217138896]

約数ペア:

[(1, 217138896), (2, 108569448), (3, 72379632), (4, 54284724), (6, 36189816), (8, 27142362), (9, 24126544), (12, 18094908), (13, 16702992), (16, 13571181), (18, 12063272), (24, 9047454), (26, 8351496), (36, 6031636), (39, 5567664), (48, 4523727), (52, 4175748), (72, 3015818), (78, 2783832), (104, 2087874), (117, 1855888), (144, 1507909), (156, 1391916), (193, 1125072), (208, 1043937), (234, 927944), (312, 695958), (386, 562536), (468, 463972), (579, 375024), (601, 361296), (624, 347979), (772, 281268), (936, 231986), (1158, 187512), (1202, 180648), (1544, 140634), (1737, 125008), (1803, 120432), (1872, 115993), (2316, 93756), (2404, 90324), (2509, 86544), (3088, 70317), (3474, 62504), (3606, 60216), (4632, 46878), (4808, 45162), (5018, 43272), (5409, 40144), (6948, 31252), (7212, 30108), (7527, 28848), (7813, 27792), (9264, 23439), (9616, 22581), (10036, 21636), (10818, 20072), (13896, 15626), (14424, 15054)]