120704720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79411}}^1$

素因数の和:79443

約数の個数: 40

約数和(自身を含む): 295412640

約数和(自身を除く): 174707920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 79411, 158822, 317644, 397055, 635288, 794110, 1270576, 1508809, 1588220, 3017618, 3176440, 6035236, 6352880, 7544045, 12070472, 15088090, 24140944, 30176180, 60352360, 120704720]

約数ペア:

[(1, 120704720), (2, 60352360), (4, 30176180), (5, 24140944), (8, 15088090), (10, 12070472), (16, 7544045), (19, 6352880), (20, 6035236), (38, 3176440), (40, 3017618), (76, 1588220), (80, 1508809), (95, 1270576), (152, 794110), (190, 635288), (304, 397055), (380, 317644), (760, 158822), (1520, 79411)]