123434920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:983

約数の個数: 96

約数和(自身を含む): 327991680

約数和(自身を除く): 204556760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 568, 710, 887, 980, 994, 1420, 1774, 1960, 1988, 2485, 2840, 3479, 3548, 3976, 4435, 4970, 6209, 6958, 7096, 8870, 9940, 12418, 13916, 17395, 17740, 19880, 24836, 27832, 31045, 34790, 35480, 43463, 49672, 62090, 62977, 69580, 86926, 124180, 125954, 139160, 173852, 217315, 248360, 251908, 314885, 347704, 434630, 440839, 503816, 629770, 869260, 881678, 1259540, 1738520, 1763356, 2204195, 2519080, 3085873, 3526712, 4408390, 6171746, 8816780, 12343492, 15429365, 17633560, 24686984, 30858730, 61717460, 123434920]

約数ペア:

[(1, 123434920), (2, 61717460), (4, 30858730), (5, 24686984), (7, 17633560), (8, 15429365), (10, 12343492), (14, 8816780), (20, 6171746), (28, 4408390), (35, 3526712), (40, 3085873), (49, 2519080), (56, 2204195), (70, 1763356), (71, 1738520), (98, 1259540), (140, 881678), (142, 869260), (196, 629770), (245, 503816), (280, 440839), (284, 434630), (355, 347704), (392, 314885), (490, 251908), (497, 248360), (568, 217315), (710, 173852), (887, 139160), (980, 125954), (994, 124180), (1420, 86926), (1774, 69580), (1960, 62977), (1988, 62090), (2485, 49672), (2840, 43463), (3479, 35480), (3548, 34790), (3976, 31045), (4435, 27832), (4970, 24836), (6209, 19880), (6958, 17740), (7096, 17395), (8870, 13916), (9940, 12418)]