71396920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 189810000

約数和(自身を除く): 118413080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 499, 511, 584, 730, 980, 998, 1022, 1460, 1960, 1996, 2044, 2495, 2555, 2920, 3493, 3577, 3992, 4088, 4990, 5110, 6986, 7154, 9980, 10220, 13972, 14308, 17465, 17885, 19960, 20440, 24451, 27944, 28616, 34930, 35770, 36427, 48902, 69860, 71540, 72854, 97804, 122255, 139720, 143080, 145708, 182135, 195608, 244510, 254989, 291416, 364270, 489020, 509978, 728540, 978040, 1019956, 1274945, 1457080, 1784923, 2039912, 2549890, 3569846, 5099780, 7139692, 8924615, 10199560, 14279384, 17849230, 35698460, 71396920]

約数ペア:

[(1, 71396920), (2, 35698460), (4, 17849230), (5, 14279384), (7, 10199560), (8, 8924615), (10, 7139692), (14, 5099780), (20, 3569846), (28, 2549890), (35, 2039912), (40, 1784923), (49, 1457080), (56, 1274945), (70, 1019956), (73, 978040), (98, 728540), (140, 509978), (146, 489020), (196, 364270), (245, 291416), (280, 254989), (292, 244510), (365, 195608), (392, 182135), (490, 145708), (499, 143080), (511, 139720), (584, 122255), (730, 97804), (980, 72854), (998, 71540), (1022, 69860), (1460, 48902), (1960, 36427), (1996, 35770), (2044, 34930), (2495, 28616), (2555, 27944), (2920, 24451), (3493, 20440), (3577, 19960), (3992, 17885), (4088, 17465), (4990, 14308), (5110, 13972), (6986, 10220), (7154, 9980)]