84398720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{18839}}^1$

素因数の和:18865

約数の個数: 64

約数和(自身を含む): 230601600

約数和(自身を除く): 146202880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 18839, 37678, 75356, 94195, 131873, 150712, 188390, 263746, 301424, 376780, 527492, 602848, 659365, 753560, 1054984, 1205696, 1318730, 1507120, 2109968, 2411392, 2637460, 3014240, 4219936, 5274920, 6028480, 8439872, 10549840, 12056960, 16879744, 21099680, 42199360, 84398720]

約数ペア:

[(1, 84398720), (2, 42199360), (4, 21099680), (5, 16879744), (7, 12056960), (8, 10549840), (10, 8439872), (14, 6028480), (16, 5274920), (20, 4219936), (28, 3014240), (32, 2637460), (35, 2411392), (40, 2109968), (56, 1507120), (64, 1318730), (70, 1205696), (80, 1054984), (112, 753560), (128, 659365), (140, 602848), (160, 527492), (224, 376780), (280, 301424), (320, 263746), (448, 188390), (560, 150712), (640, 131873), (896, 94195), (1120, 75356), (2240, 37678), (4480, 18839)]