15824000

素因数分解:

$2^7\times 5^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 128

約数和(自身を含む): 42007680

約数和(自身を除く): 26183680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 43, 46, 50, 64, 80, 86, 92, 100, 115, 125, 128, 160, 172, 184, 200, 215, 230, 250, 320, 344, 368, 400, 430, 460, 500, 575, 640, 688, 736, 800, 860, 920, 989, 1000, 1075, 1150, 1376, 1472, 1600, 1720, 1840, 1978, 2000, 2150, 2300, 2752, 2875, 2944, 3200, 3440, 3680, 3956, 4000, 4300, 4600, 4945, 5375, 5504, 5750, 6880, 7360, 7912, 8000, 8600, 9200, 9890, 10750, 11500, 13760, 14720, 15824, 16000, 17200, 18400, 19780, 21500, 23000, 24725, 27520, 31648, 34400, 36800, 39560, 43000, 46000, 49450, 63296, 68800, 73600, 79120, 86000, 92000, 98900, 123625, 126592, 137600, 158240, 172000, 184000, 197800, 247250, 316480, 344000, 368000, 395600, 494500, 632960, 688000, 791200, 989000, 1582400, 1978000, 3164800, 3956000, 7912000, 15824000]

約数ペア:

[(1, 15824000), (2, 7912000), (4, 3956000), (5, 3164800), (8, 1978000), (10, 1582400), (16, 989000), (20, 791200), (23, 688000), (25, 632960), (32, 494500), (40, 395600), (43, 368000), (46, 344000), (50, 316480), (64, 247250), (80, 197800), (86, 184000), (92, 172000), (100, 158240), (115, 137600), (125, 126592), (128, 123625), (160, 98900), (172, 92000), (184, 86000), (200, 79120), (215, 73600), (230, 68800), (250, 63296), (320, 49450), (344, 46000), (368, 43000), (400, 39560), (430, 36800), (460, 34400), (500, 31648), (575, 27520), (640, 24725), (688, 23000), (736, 21500), (800, 19780), (860, 18400), (920, 17200), (989, 16000), (1000, 15824), (1075, 14720), (1150, 13760), (1376, 11500), (1472, 10750), (1600, 9890), (1720, 9200), (1840, 8600), (1978, 8000), (2000, 7912), (2150, 7360), (2300, 6880), (2752, 5750), (2875, 5504), (2944, 5375), (3200, 4945), (3440, 4600), (3680, 4300), (3956, 4000)]