15428280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{18367}}^1$

素因数の和:18388

約数の個数: 64

約数和(自身を含む): 52899840

約数和(自身を除く): 37471560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 18367, 36734, 55101, 73468, 91835, 110202, 128569, 146936, 183670, 220404, 257138, 275505, 367340, 385707, 440808, 514276, 551010, 642845, 734680, 771414, 1028552, 1102020, 1285690, 1542828, 1928535, 2204040, 2571380, 3085656, 3857070, 5142760, 7714140, 15428280]

約数ペア:

[(1, 15428280), (2, 7714140), (3, 5142760), (4, 3857070), (5, 3085656), (6, 2571380), (7, 2204040), (8, 1928535), (10, 1542828), (12, 1285690), (14, 1102020), (15, 1028552), (20, 771414), (21, 734680), (24, 642845), (28, 551010), (30, 514276), (35, 440808), (40, 385707), (42, 367340), (56, 275505), (60, 257138), (70, 220404), (84, 183670), (105, 146936), (120, 128569), (140, 110202), (168, 91835), (210, 73468), (280, 55101), (420, 36734), (840, 18367)]