123792760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 224572040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 104, 130, 140, 142, 182, 260, 280, 284, 355, 364, 455, 479, 497, 520, 568, 710, 728, 910, 923, 958, 994, 1420, 1820, 1846, 1916, 1988, 2395, 2485, 2840, 3353, 3640, 3692, 3832, 3976, 4615, 4790, 4970, 6227, 6461, 6706, 7384, 9230, 9580, 9940, 12454, 12922, 13412, 16765, 18460, 19160, 19880, 24908, 25844, 26824, 31135, 32305, 33530, 34009, 36920, 43589, 49816, 51688, 62270, 64610, 67060, 68018, 87178, 124540, 129220, 134120, 136036, 170045, 174356, 217945, 238063, 249080, 258440, 272072, 340090, 348712, 435890, 442117, 476126, 680180, 871780, 884234, 952252, 1190315, 1360360, 1743560, 1768468, 1904504, 2210585, 2380630, 3094819, 3536936, 4421170, 4761260, 6189638, 8842340, 9522520, 12379276, 15474095, 17684680, 24758552, 30948190, 61896380, 123792760]

約数ペア:

[(1, 123792760), (2, 61896380), (4, 30948190), (5, 24758552), (7, 17684680), (8, 15474095), (10, 12379276), (13, 9522520), (14, 8842340), (20, 6189638), (26, 4761260), (28, 4421170), (35, 3536936), (40, 3094819), (52, 2380630), (56, 2210585), (65, 1904504), (70, 1768468), (71, 1743560), (91, 1360360), (104, 1190315), (130, 952252), (140, 884234), (142, 871780), (182, 680180), (260, 476126), (280, 442117), (284, 435890), (355, 348712), (364, 340090), (455, 272072), (479, 258440), (497, 249080), (520, 238063), (568, 217945), (710, 174356), (728, 170045), (910, 136036), (923, 134120), (958, 129220), (994, 124540), (1420, 87178), (1820, 68018), (1846, 67060), (1916, 64610), (1988, 62270), (2395, 51688), (2485, 49816), (2840, 43589), (3353, 36920), (3640, 34009), (3692, 33530), (3832, 32305), (3976, 31135), (4615, 26824), (4790, 25844), (4970, 24908), (6227, 19880), (6461, 19160), (6706, 18460), (7384, 16765), (9230, 13412), (9580, 12922), (9940, 12454)]