81718896

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2273}}^1$

素因数の和:2398

約数の個数: 80

約数和(自身を含む): 243627264

約数和(自身を除く): 161908368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 107, 112, 168, 214, 321, 336, 428, 642, 749, 856, 1284, 1498, 1712, 2247, 2273, 2568, 2996, 4494, 4546, 5136, 5992, 6819, 8988, 9092, 11984, 13638, 15911, 17976, 18184, 27276, 31822, 35952, 36368, 47733, 54552, 63644, 95466, 109104, 127288, 190932, 243211, 254576, 381864, 486422, 729633, 763728, 972844, 1459266, 1702477, 1945688, 2918532, 3404954, 3891376, 5107431, 5837064, 6809908, 10214862, 11674128, 13619816, 20429724, 27239632, 40859448, 81718896]

約数ペア:

[(1, 81718896), (2, 40859448), (3, 27239632), (4, 20429724), (6, 13619816), (7, 11674128), (8, 10214862), (12, 6809908), (14, 5837064), (16, 5107431), (21, 3891376), (24, 3404954), (28, 2918532), (42, 1945688), (48, 1702477), (56, 1459266), (84, 972844), (107, 763728), (112, 729633), (168, 486422), (214, 381864), (321, 254576), (336, 243211), (428, 190932), (642, 127288), (749, 109104), (856, 95466), (1284, 63644), (1498, 54552), (1712, 47733), (2247, 36368), (2273, 35952), (2568, 31822), (2996, 27276), (4494, 18184), (4546, 17976), (5136, 15911), (5992, 13638), (6819, 11984), (8988, 9092)]