491998320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20707}}^1$

素因数の和:20740

約数の個数: 160

約数和(自身を含む): 1848810240

約数和(自身を除く): 1356811920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11880, 20707, 23760, 41414, 62121, 82828, 103535, 124242, 165656, 186363, 207070, 227777, 248484, 310605, 331312, 372726, 414140, 455554, 496968, 559089, 621210, 683331, 745452, 828280, 911108, 931815, 993936, 1118178, 1138885, 1242420, 1366662, 1490904, 1656560, 1822216, 1863630, 2049993, 2236356, 2277770, 2484840, 2733324, 2795445, 2981808, 3416655, 3644432, 3727260, 4099986, 4472712, 4555540, 4969680, 5466648, 5590890, 6149979, 6833310, 7454520, 8199972, 8945424, 9111080, 10249965, 10933296, 11181780, 12299958, 13666620, 14909040, 16399944, 18222160, 20499930, 22363560, 24599916, 27333240, 30749895, 32799888, 40999860, 44727120, 49199832, 54666480, 61499790, 81999720, 98399664, 122999580, 163999440, 245999160, 491998320]

約数ペア:

[(1, 491998320), (2, 245999160), (3, 163999440), (4, 122999580), (5, 98399664), (6, 81999720), (8, 61499790), (9, 54666480), (10, 49199832), (11, 44727120), (12, 40999860), (15, 32799888), (16, 30749895), (18, 27333240), (20, 24599916), (22, 22363560), (24, 20499930), (27, 18222160), (30, 16399944), (33, 14909040), (36, 13666620), (40, 12299958), (44, 11181780), (45, 10933296), (48, 10249965), (54, 9111080), (55, 8945424), (60, 8199972), (66, 7454520), (72, 6833310), (80, 6149979), (88, 5590890), (90, 5466648), (99, 4969680), (108, 4555540), (110, 4472712), (120, 4099986), (132, 3727260), (135, 3644432), (144, 3416655), (165, 2981808), (176, 2795445), (180, 2733324), (198, 2484840), (216, 2277770), (220, 2236356), (240, 2049993), (264, 1863630), (270, 1822216), (297, 1656560), (330, 1490904), (360, 1366662), (396, 1242420), (432, 1138885), (440, 1118178), (495, 993936), (528, 931815), (540, 911108), (594, 828280), (660, 745452), (720, 683331), (792, 621210), (880, 559089), (990, 496968), (1080, 455554), (1188, 414140), (1320, 372726), (1485, 331312), (1584, 310605), (1980, 248484), (2160, 227777), (2376, 207070), (2640, 186363), (2970, 165656), (3960, 124242), (4752, 103535), (5940, 82828), (7920, 62121), (11880, 41414), (20707, 23760)]