919822120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{5273}}^1$

素因数の和:5387

約数の個数: 96

約数和(自身を含む): 2435005800

約数和(自身を除く): 1515183680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 392, 445, 490, 623, 712, 890, 980, 1246, 1780, 1960, 2492, 3115, 3560, 4361, 4984, 5273, 6230, 8722, 10546, 12460, 17444, 21092, 21805, 24920, 26365, 34888, 36911, 42184, 43610, 52730, 73822, 87220, 105460, 147644, 174440, 184555, 210920, 258377, 295288, 369110, 469297, 516754, 738220, 938594, 1033508, 1291885, 1476440, 1877188, 2067016, 2346485, 2583770, 3285079, 3754376, 4692970, 5167540, 6570158, 9385940, 10335080, 13140316, 16425395, 18771880, 22995553, 26280632, 32850790, 45991106, 65701580, 91982212, 114977765, 131403160, 183964424, 229955530, 459911060, 919822120]

約数ペア:

[(1, 919822120), (2, 459911060), (4, 229955530), (5, 183964424), (7, 131403160), (8, 114977765), (10, 91982212), (14, 65701580), (20, 45991106), (28, 32850790), (35, 26280632), (40, 22995553), (49, 18771880), (56, 16425395), (70, 13140316), (89, 10335080), (98, 9385940), (140, 6570158), (178, 5167540), (196, 4692970), (245, 3754376), (280, 3285079), (356, 2583770), (392, 2346485), (445, 2067016), (490, 1877188), (623, 1476440), (712, 1291885), (890, 1033508), (980, 938594), (1246, 738220), (1780, 516754), (1960, 469297), (2492, 369110), (3115, 295288), (3560, 258377), (4361, 210920), (4984, 184555), (5273, 174440), (6230, 147644), (8722, 105460), (10546, 87220), (12460, 73822), (17444, 52730), (21092, 43610), (21805, 42184), (24920, 36911), (26365, 34888)]