208156872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1643

約数の個数: 128

約数和(自身を含む): 658114560

約数和(自身を除く): 449957688

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 73, 77, 84, 88, 132, 146, 154, 168, 219, 231, 264, 292, 308, 438, 462, 511, 584, 616, 803, 876, 924, 1022, 1533, 1543, 1606, 1752, 1848, 2044, 2409, 3066, 3086, 3212, 4088, 4629, 4818, 5621, 6132, 6172, 6424, 9258, 9636, 10801, 11242, 12264, 12344, 16863, 16973, 18516, 19272, 21602, 22484, 32403, 33726, 33946, 37032, 43204, 44968, 50919, 64806, 67452, 67892, 86408, 101838, 112639, 118811, 129612, 134904, 135784, 203676, 225278, 237622, 259224, 337917, 356433, 407352, 450556, 475244, 675834, 712866, 788473, 901112, 950488, 1239029, 1351668, 1425732, 1576946, 2365419, 2478058, 2703336, 2851464, 3153892, 3717087, 4730838, 4956116, 6307784, 7434174, 8673203, 9461676, 9912232, 14868348, 17346406, 18923352, 26019609, 29736696, 34692812, 52039218, 69385624, 104078436, 208156872]

約数ペア:

[(1, 208156872), (2, 104078436), (3, 69385624), (4, 52039218), (6, 34692812), (7, 29736696), (8, 26019609), (11, 18923352), (12, 17346406), (14, 14868348), (21, 9912232), (22, 9461676), (24, 8673203), (28, 7434174), (33, 6307784), (42, 4956116), (44, 4730838), (56, 3717087), (66, 3153892), (73, 2851464), (77, 2703336), (84, 2478058), (88, 2365419), (132, 1576946), (146, 1425732), (154, 1351668), (168, 1239029), (219, 950488), (231, 901112), (264, 788473), (292, 712866), (308, 675834), (438, 475244), (462, 450556), (511, 407352), (584, 356433), (616, 337917), (803, 259224), (876, 237622), (924, 225278), (1022, 203676), (1533, 135784), (1543, 134904), (1606, 129612), (1752, 118811), (1848, 112639), (2044, 101838), (2409, 86408), (3066, 67892), (3086, 67452), (3212, 64806), (4088, 50919), (4629, 44968), (4818, 43204), (5621, 37032), (6132, 33946), (6172, 33726), (6424, 32403), (9258, 22484), (9636, 21602), (10801, 19272), (11242, 18516), (12264, 16973), (12344, 16863)]