209027208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1031

約数の個数: 128

約数和(自身を含む): 609033600

約数和(自身を除く): 400006392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 37, 38, 39, 52, 57, 74, 76, 78, 104, 111, 114, 148, 152, 156, 222, 228, 247, 296, 312, 444, 456, 481, 494, 703, 741, 888, 953, 962, 988, 1406, 1443, 1482, 1906, 1924, 1976, 2109, 2812, 2859, 2886, 2964, 3812, 3848, 4218, 5624, 5718, 5772, 5928, 7624, 8436, 9139, 11436, 11544, 12389, 16872, 18107, 18278, 22872, 24778, 27417, 35261, 36214, 36556, 37167, 49556, 54321, 54834, 70522, 72428, 73112, 74334, 99112, 105783, 108642, 109668, 141044, 144856, 148668, 211566, 217284, 219336, 235391, 282088, 297336, 423132, 434568, 458393, 470782, 669959, 706173, 846264, 916786, 941564, 1339918, 1375179, 1412346, 1833572, 1883128, 2009877, 2679836, 2750358, 2824692, 3667144, 4019754, 5359672, 5500716, 5649384, 8039508, 8709467, 11001432, 16079016, 17418934, 26128401, 34837868, 52256802, 69675736, 104513604, 209027208]

約数ペア:

[(1, 209027208), (2, 104513604), (3, 69675736), (4, 52256802), (6, 34837868), (8, 26128401), (12, 17418934), (13, 16079016), (19, 11001432), (24, 8709467), (26, 8039508), (37, 5649384), (38, 5500716), (39, 5359672), (52, 4019754), (57, 3667144), (74, 2824692), (76, 2750358), (78, 2679836), (104, 2009877), (111, 1883128), (114, 1833572), (148, 1412346), (152, 1375179), (156, 1339918), (222, 941564), (228, 916786), (247, 846264), (296, 706173), (312, 669959), (444, 470782), (456, 458393), (481, 434568), (494, 423132), (703, 297336), (741, 282088), (888, 235391), (953, 219336), (962, 217284), (988, 211566), (1406, 148668), (1443, 144856), (1482, 141044), (1906, 109668), (1924, 108642), (1976, 105783), (2109, 99112), (2812, 74334), (2859, 73112), (2886, 72428), (2964, 70522), (3812, 54834), (3848, 54321), (4218, 49556), (5624, 37167), (5718, 36556), (5772, 36214), (5928, 35261), (7624, 27417), (8436, 24778), (9139, 22872), (11436, 18278), (11544, 18107), (12389, 16872)]