128668736

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5419}}^1$

素因数の和:5491

約数の個数: 56

約数和(自身を含む): 297362880

約数和(自身を除く): 168694144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 848, 1484, 1696, 2968, 3392, 5419, 5936, 10838, 11872, 21676, 23744, 37933, 43352, 75866, 86704, 151732, 173408, 287207, 303464, 346816, 574414, 606928, 1148828, 1213856, 2010449, 2297656, 2427712, 4020898, 4595312, 8041796, 9190624, 16083592, 18381248, 32167184, 64334368, 128668736]

約数ペア:

[(1, 128668736), (2, 64334368), (4, 32167184), (7, 18381248), (8, 16083592), (14, 9190624), (16, 8041796), (28, 4595312), (32, 4020898), (53, 2427712), (56, 2297656), (64, 2010449), (106, 1213856), (112, 1148828), (212, 606928), (224, 574414), (371, 346816), (424, 303464), (448, 287207), (742, 173408), (848, 151732), (1484, 86704), (1696, 75866), (2968, 43352), (3392, 37933), (5419, 23744), (5936, 21676), (10838, 11872)]