163999440

素因数分解:

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

素因数の和:20737

約数の個数: 120

約数和(自身を含む): 600863328

約数和(自身を除く): 436863888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 20707, 41414, 62121, 82828, 103535, 124242, 165656, 186363, 207070, 227777, 248484, 310605, 331312, 372726, 414140, 455554, 496968, 621210, 683331, 745452, 828280, 911108, 931815, 993936, 1138885, 1242420, 1366662, 1490904, 1656560, 1822216, 1863630, 2049993, 2277770, 2484840, 2733324, 2981808, 3416655, 3644432, 3727260, 4099986, 4555540, 4969680, 5466648, 6833310, 7454520, 8199972, 9111080, 10249965, 10933296, 13666620, 14909040, 16399944, 18222160, 20499930, 27333240, 32799888, 40999860, 54666480, 81999720, 163999440]

約数ペア:

[(1, 163999440), (2, 81999720), (3, 54666480), (4, 40999860), (5, 32799888), (6, 27333240), (8, 20499930), (9, 18222160), (10, 16399944), (11, 14909040), (12, 13666620), (15, 10933296), (16, 10249965), (18, 9111080), (20, 8199972), (22, 7454520), (24, 6833310), (30, 5466648), (33, 4969680), (36, 4555540), (40, 4099986), (44, 3727260), (45, 3644432), (48, 3416655), (55, 2981808), (60, 2733324), (66, 2484840), (72, 2277770), (80, 2049993), (88, 1863630), (90, 1822216), (99, 1656560), (110, 1490904), (120, 1366662), (132, 1242420), (144, 1138885), (165, 993936), (176, 931815), (180, 911108), (198, 828280), (220, 745452), (240, 683331), (264, 621210), (330, 496968), (360, 455554), (396, 414140), (440, 372726), (495, 331312), (528, 310605), (660, 248484), (720, 227777), (792, 207070), (880, 186363), (990, 165656), (1320, 124242), (1584, 103535), (1980, 82828), (2640, 62121), (3960, 41414), (7920, 20707)]