223242880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{49831}}^1$

素因数の和:49857

約数の個数: 64

約数和(自身を含む): 609943680

約数和(自身を除く): 386700800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 49831, 99662, 199324, 249155, 348817, 398648, 498310, 697634, 797296, 996620, 1395268, 1594592, 1744085, 1993240, 2790536, 3189184, 3488170, 3986480, 5581072, 6378368, 6976340, 7972960, 11162144, 13952680, 15945920, 22324288, 27905360, 31891840, 44648576, 55810720, 111621440, 223242880]

約数ペア:

[(1, 223242880), (2, 111621440), (4, 55810720), (5, 44648576), (7, 31891840), (8, 27905360), (10, 22324288), (14, 15945920), (16, 13952680), (20, 11162144), (28, 7972960), (32, 6976340), (35, 6378368), (40, 5581072), (56, 3986480), (64, 3488170), (70, 3189184), (80, 2790536), (112, 1993240), (128, 1744085), (140, 1594592), (160, 1395268), (224, 996620), (280, 797296), (320, 697634), (448, 498310), (560, 398648), (640, 348817), (896, 249155), (1120, 199324), (2240, 99662), (4480, 49831)]