30918720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 224

約数和(自身を含む): 115872768

約数和(自身を除く): 84954048

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, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 107, 112, 120, 129, 140, 160, 168, 172, 192, 210, 214, 215, 224, 240, 258, 280, 301, 320, 321, 336, 344, 420, 428, 430, 448, 480, 516, 535, 560, 602, 642, 645, 672, 688, 749, 840, 856, 860, 903, 960, 1032, 1070, 1120, 1204, 1284, 1290, 1344, 1376, 1498, 1505, 1605, 1680, 1712, 1720, 1806, 2064, 2140, 2240, 2247, 2408, 2568, 2580, 2752, 2996, 3010, 3210, 3360, 3424, 3440, 3612, 3745, 4128, 4280, 4494, 4515, 4601, 4816, 5136, 5160, 5992, 6020, 6420, 6720, 6848, 6880, 7224, 7490, 8256, 8560, 8988, 9030, 9202, 9632, 10272, 10320, 11235, 11984, 12040, 12840, 13760, 13803, 14448, 14980, 17120, 17976, 18060, 18404, 19264, 20544, 20640, 22470, 23005, 23968, 24080, 25680, 27606, 28896, 29960, 32207, 34240, 35952, 36120, 36808, 41280, 44940, 46010, 47936, 48160, 51360, 55212, 57792, 59920, 64414, 69015, 71904, 72240, 73616, 89880, 92020, 96320, 96621, 102720, 110424, 119840, 128828, 138030, 143808, 144480, 147232, 161035, 179760, 184040, 193242, 220848, 239680, 257656, 276060, 288960, 294464, 322070, 359520, 368080, 386484, 441696, 483105, 515312, 552120, 644140, 719040, 736160, 772968, 883392, 966210, 1030624, 1104240, 1288280, 1472320, 1545936, 1932420, 2061248, 2208480, 2576560, 3091872, 3864840, 4416960, 5153120, 6183744, 7729680, 10306240, 15459360, 30918720]

約数ペア:

[(1, 30918720), (2, 15459360), (3, 10306240), (4, 7729680), (5, 6183744), (6, 5153120), (7, 4416960), (8, 3864840), (10, 3091872), (12, 2576560), (14, 2208480), (15, 2061248), (16, 1932420), (20, 1545936), (21, 1472320), (24, 1288280), (28, 1104240), (30, 1030624), (32, 966210), (35, 883392), (40, 772968), (42, 736160), (43, 719040), (48, 644140), (56, 552120), (60, 515312), (64, 483105), (70, 441696), (80, 386484), (84, 368080), (86, 359520), (96, 322070), (105, 294464), (107, 288960), (112, 276060), (120, 257656), (129, 239680), (140, 220848), (160, 193242), (168, 184040), (172, 179760), (192, 161035), (210, 147232), (214, 144480), (215, 143808), (224, 138030), (240, 128828), (258, 119840), (280, 110424), (301, 102720), (320, 96621), (321, 96320), (336, 92020), (344, 89880), (420, 73616), (428, 72240), (430, 71904), (448, 69015), (480, 64414), (516, 59920), (535, 57792), (560, 55212), (602, 51360), (642, 48160), (645, 47936), (672, 46010), (688, 44940), (749, 41280), (840, 36808), (856, 36120), (860, 35952), (903, 34240), (960, 32207), (1032, 29960), (1070, 28896), (1120, 27606), (1204, 25680), (1284, 24080), (1290, 23968), (1344, 23005), (1376, 22470), (1498, 20640), (1505, 20544), (1605, 19264), (1680, 18404), (1712, 18060), (1720, 17976), (1806, 17120), (2064, 14980), (2140, 14448), (2240, 13803), (2247, 13760), (2408, 12840), (2568, 12040), (2580, 11984), (2752, 11235), (2996, 10320), (3010, 10272), (3210, 9632), (3360, 9202), (3424, 9030), (3440, 8988), (3612, 8560), (3745, 8256), (4128, 7490), (4280, 7224), (4494, 6880), (4515, 6848), (4601, 6720), (4816, 6420), (5136, 6020), (5160, 5992)]