128158940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1051}}^1$

素因数の和:1147

約数の個数: 96

約数和(自身を含む): 336505344

約数和(自身を除く): 208346404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 182, 260, 268, 335, 364, 455, 469, 670, 871, 910, 938, 1051, 1340, 1742, 1820, 1876, 2102, 2345, 3484, 4204, 4355, 4690, 5255, 6097, 7357, 8710, 9380, 10510, 12194, 13663, 14714, 17420, 21020, 24388, 27326, 29428, 30485, 36785, 54652, 60970, 68315, 70417, 73570, 95641, 121940, 136630, 140834, 147140, 191282, 273260, 281668, 352085, 382564, 478205, 492919, 704170, 915421, 956410, 985838, 1408340, 1830842, 1912820, 1971676, 2464595, 3661684, 4577105, 4929190, 6407947, 9154210, 9858380, 12815894, 18308420, 25631788, 32039735, 64079470, 128158940]

約数ペア:

[(1, 128158940), (2, 64079470), (4, 32039735), (5, 25631788), (7, 18308420), (10, 12815894), (13, 9858380), (14, 9154210), (20, 6407947), (26, 4929190), (28, 4577105), (35, 3661684), (52, 2464595), (65, 1971676), (67, 1912820), (70, 1830842), (91, 1408340), (130, 985838), (134, 956410), (140, 915421), (182, 704170), (260, 492919), (268, 478205), (335, 382564), (364, 352085), (455, 281668), (469, 273260), (670, 191282), (871, 147140), (910, 140834), (938, 136630), (1051, 121940), (1340, 95641), (1742, 73570), (1820, 70417), (1876, 68315), (2102, 60970), (2345, 54652), (3484, 36785), (4204, 30485), (4355, 29428), (4690, 27326), (5255, 24388), (6097, 21020), (7357, 17420), (8710, 14714), (9380, 13663), (10510, 12194)]