129804920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{9461}}^1$

素因数の和:9493

約数の個数: 64

約数和(自身を含む): 340632000

約数和(自身を除く): 210827080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 9461, 13720, 18922, 37844, 47305, 66227, 75688, 94610, 132454, 189220, 264908, 331135, 378440, 463589, 529816, 662270, 927178, 1324540, 1854356, 2317945, 2649080, 3245123, 3708712, 4635890, 6490246, 9271780, 12980492, 16225615, 18543560, 25960984, 32451230, 64902460, 129804920]

約数ペア:

[(1, 129804920), (2, 64902460), (4, 32451230), (5, 25960984), (7, 18543560), (8, 16225615), (10, 12980492), (14, 9271780), (20, 6490246), (28, 4635890), (35, 3708712), (40, 3245123), (49, 2649080), (56, 2317945), (70, 1854356), (98, 1324540), (140, 927178), (196, 662270), (245, 529816), (280, 463589), (343, 378440), (392, 331135), (490, 264908), (686, 189220), (980, 132454), (1372, 94610), (1715, 75688), (1960, 66227), (2744, 47305), (3430, 37844), (6860, 18922), (9461, 13720)]