7218880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1327}}^1$

素因数の和:1361

約数の個数: 56

約数和(自身を含む): 18214848

約数和(自身を除く): 10995968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1327, 1360, 2654, 2720, 5308, 5440, 6635, 10616, 13270, 21232, 22559, 26540, 42464, 45118, 53080, 84928, 90236, 106160, 112795, 180472, 212320, 225590, 360944, 424640, 451180, 721888, 902360, 1443776, 1804720, 3609440, 7218880]

約数ペア:

[(1, 7218880), (2, 3609440), (4, 1804720), (5, 1443776), (8, 902360), (10, 721888), (16, 451180), (17, 424640), (20, 360944), (32, 225590), (34, 212320), (40, 180472), (64, 112795), (68, 106160), (80, 90236), (85, 84928), (136, 53080), (160, 45118), (170, 42464), (272, 26540), (320, 22559), (340, 21232), (544, 13270), (680, 10616), (1088, 6635), (1327, 5440), (1360, 5308), (2654, 2720)]