7974120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:895

約数の個数: 128

約数和(自身を含む): 29859840

約数和(自身を除く): 21885720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 863, 924, 1155, 1320, 1540, 1726, 1848, 2310, 2589, 3080, 3452, 4315, 4620, 5178, 6041, 6904, 8630, 9240, 9493, 10356, 12082, 12945, 17260, 18123, 18986, 20712, 24164, 25890, 28479, 30205, 34520, 36246, 37972, 47465, 48328, 51780, 56958, 60410, 66451, 72492, 75944, 90615, 94930, 103560, 113916, 120820, 132902, 142395, 144984, 181230, 189860, 199353, 227832, 241640, 265804, 284790, 332255, 362460, 379720, 398706, 531608, 569580, 664510, 724920, 797412, 996765, 1139160, 1329020, 1594824, 1993530, 2658040, 3987060, 7974120]

約数ペア:

[(1, 7974120), (2, 3987060), (3, 2658040), (4, 1993530), (5, 1594824), (6, 1329020), (7, 1139160), (8, 996765), (10, 797412), (11, 724920), (12, 664510), (14, 569580), (15, 531608), (20, 398706), (21, 379720), (22, 362460), (24, 332255), (28, 284790), (30, 265804), (33, 241640), (35, 227832), (40, 199353), (42, 189860), (44, 181230), (55, 144984), (56, 142395), (60, 132902), (66, 120820), (70, 113916), (77, 103560), (84, 94930), (88, 90615), (105, 75944), (110, 72492), (120, 66451), (132, 60410), (140, 56958), (154, 51780), (165, 48328), (168, 47465), (210, 37972), (220, 36246), (231, 34520), (264, 30205), (280, 28479), (308, 25890), (330, 24164), (385, 20712), (420, 18986), (440, 18123), (462, 17260), (616, 12945), (660, 12082), (770, 10356), (840, 9493), (863, 9240), (924, 8630), (1155, 6904), (1320, 6041), (1540, 5178), (1726, 4620), (1848, 4315), (2310, 3452), (2589, 3080)]