1898880

素因数分解:

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

素因数の和:88

約数の個数: 128

約数和(自身を含む): 6462720

約数和(自身を除く): 4563840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 43, 46, 48, 60, 64, 69, 80, 86, 92, 96, 115, 120, 128, 129, 138, 160, 172, 184, 192, 215, 230, 240, 258, 276, 320, 344, 345, 368, 384, 430, 460, 480, 516, 552, 640, 645, 688, 690, 736, 860, 920, 960, 989, 1032, 1104, 1290, 1376, 1380, 1472, 1720, 1840, 1920, 1978, 2064, 2208, 2580, 2752, 2760, 2944, 2967, 3440, 3680, 3956, 4128, 4416, 4945, 5160, 5504, 5520, 5934, 6880, 7360, 7912, 8256, 8832, 9890, 10320, 11040, 11868, 13760, 14720, 14835, 15824, 16512, 19780, 20640, 22080, 23736, 27520, 29670, 31648, 39560, 41280, 44160, 47472, 59340, 63296, 79120, 82560, 94944, 118680, 126592, 158240, 189888, 237360, 316480, 379776, 474720, 632960, 949440, 1898880]

約数ペア:

[(1, 1898880), (2, 949440), (3, 632960), (4, 474720), (5, 379776), (6, 316480), (8, 237360), (10, 189888), (12, 158240), (15, 126592), (16, 118680), (20, 94944), (23, 82560), (24, 79120), (30, 63296), (32, 59340), (40, 47472), (43, 44160), (46, 41280), (48, 39560), (60, 31648), (64, 29670), (69, 27520), (80, 23736), (86, 22080), (92, 20640), (96, 19780), (115, 16512), (120, 15824), (128, 14835), (129, 14720), (138, 13760), (160, 11868), (172, 11040), (184, 10320), (192, 9890), (215, 8832), (230, 8256), (240, 7912), (258, 7360), (276, 6880), (320, 5934), (344, 5520), (345, 5504), (368, 5160), (384, 4945), (430, 4416), (460, 4128), (480, 3956), (516, 3680), (552, 3440), (640, 2967), (645, 2944), (688, 2760), (690, 2752), (736, 2580), (860, 2208), (920, 2064), (960, 1978), (989, 1920), (1032, 1840), (1104, 1720), (1290, 1472), (1376, 1380)]