247658880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{18427}}^1$

素因数の和:18456

約数の個数: 128

約数和(自身を含む): 902234880

約数和(自身を除く): 654576000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 18427, 36854, 55281, 73708, 92135, 110562, 128989, 147416, 184270, 221124, 257978, 276405, 294832, 368540, 386967, 442248, 515956, 552810, 589664, 644945, 737080, 773934, 884496, 1031912, 1105620, 1179328, 1289890, 1474160, 1547868, 1768992, 1934835, 2063824, 2211240, 2358656, 2579780, 2948320, 3095736, 3537984, 3869670, 4127648, 4422480, 5159560, 5896640, 6191472, 7075968, 7739340, 8255296, 8844960, 10319120, 11793280, 12382944, 15478680, 16510592, 17689920, 20638240, 24765888, 30957360, 35379840, 41276480, 49531776, 61914720, 82552960, 123829440, 247658880]

約数ペア:

[(1, 247658880), (2, 123829440), (3, 82552960), (4, 61914720), (5, 49531776), (6, 41276480), (7, 35379840), (8, 30957360), (10, 24765888), (12, 20638240), (14, 17689920), (15, 16510592), (16, 15478680), (20, 12382944), (21, 11793280), (24, 10319120), (28, 8844960), (30, 8255296), (32, 7739340), (35, 7075968), (40, 6191472), (42, 5896640), (48, 5159560), (56, 4422480), (60, 4127648), (64, 3869670), (70, 3537984), (80, 3095736), (84, 2948320), (96, 2579780), (105, 2358656), (112, 2211240), (120, 2063824), (128, 1934835), (140, 1768992), (160, 1547868), (168, 1474160), (192, 1289890), (210, 1179328), (224, 1105620), (240, 1031912), (280, 884496), (320, 773934), (336, 737080), (384, 644945), (420, 589664), (448, 552810), (480, 515956), (560, 442248), (640, 386967), (672, 368540), (840, 294832), (896, 276405), (960, 257978), (1120, 221124), (1344, 184270), (1680, 147416), (1920, 128989), (2240, 110562), (2688, 92135), (3360, 73708), (4480, 55281), (6720, 36854), (13440, 18427)]