18108160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 51803136

約数和(自身を除く): 33694976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 47, 56, 64, 70, 80, 86, 94, 112, 128, 140, 160, 172, 188, 215, 224, 235, 256, 280, 301, 320, 329, 344, 376, 430, 448, 470, 560, 602, 640, 658, 688, 752, 860, 896, 940, 1120, 1204, 1280, 1316, 1376, 1504, 1505, 1645, 1720, 1792, 1880, 2021, 2240, 2408, 2632, 2752, 3008, 3010, 3290, 3440, 3760, 4042, 4480, 4816, 5264, 5504, 6016, 6020, 6580, 6880, 7520, 8084, 8960, 9632, 10105, 10528, 11008, 12032, 12040, 13160, 13760, 14147, 15040, 16168, 19264, 20210, 21056, 24080, 26320, 27520, 28294, 30080, 32336, 38528, 40420, 42112, 48160, 52640, 55040, 56588, 60160, 64672, 70735, 77056, 80840, 84224, 96320, 105280, 113176, 129344, 141470, 161680, 192640, 210560, 226352, 258688, 282940, 323360, 385280, 421120, 452704, 517376, 565880, 646720, 905408, 1131760, 1293440, 1810816, 2263520, 2586880, 3621632, 4527040, 9054080, 18108160]

約数ペア:

[(1, 18108160), (2, 9054080), (4, 4527040), (5, 3621632), (7, 2586880), (8, 2263520), (10, 1810816), (14, 1293440), (16, 1131760), (20, 905408), (28, 646720), (32, 565880), (35, 517376), (40, 452704), (43, 421120), (47, 385280), (56, 323360), (64, 282940), (70, 258688), (80, 226352), (86, 210560), (94, 192640), (112, 161680), (128, 141470), (140, 129344), (160, 113176), (172, 105280), (188, 96320), (215, 84224), (224, 80840), (235, 77056), (256, 70735), (280, 64672), (301, 60160), (320, 56588), (329, 55040), (344, 52640), (376, 48160), (430, 42112), (448, 40420), (470, 38528), (560, 32336), (602, 30080), (640, 28294), (658, 27520), (688, 26320), (752, 24080), (860, 21056), (896, 20210), (940, 19264), (1120, 16168), (1204, 15040), (1280, 14147), (1316, 13760), (1376, 13160), (1504, 12040), (1505, 12032), (1645, 11008), (1720, 10528), (1792, 10105), (1880, 9632), (2021, 8960), (2240, 8084), (2408, 7520), (2632, 6880), (2752, 6580), (3008, 6020), (3010, 6016), (3290, 5504), (3440, 5264), (3760, 4816), (4042, 4480)]