818743968

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{406123}}^1$

素因数の和:406146

約数の個数: 72

約数和(自身を含む): 2660924448

約数和(自身を除く): 1842180480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 406123, 812246, 1218369, 1624492, 2436738, 2842861, 3248984, 3655107, 4873476, 5685722, 6497968, 7310214, 8528583, 9746952, 11371444, 12995936, 14620428, 17057166, 19493904, 22742888, 25585749, 29240856, 34114332, 38987808, 45485776, 51171498, 58481712, 68228664, 90971552, 102342996, 116963424, 136457328, 204685992, 272914656, 409371984, 818743968]

約数ペア:

[(1, 818743968), (2, 409371984), (3, 272914656), (4, 204685992), (6, 136457328), (7, 116963424), (8, 102342996), (9, 90971552), (12, 68228664), (14, 58481712), (16, 51171498), (18, 45485776), (21, 38987808), (24, 34114332), (28, 29240856), (32, 25585749), (36, 22742888), (42, 19493904), (48, 17057166), (56, 14620428), (63, 12995936), (72, 11371444), (84, 9746952), (96, 8528583), (112, 7310214), (126, 6497968), (144, 5685722), (168, 4873476), (224, 3655107), (252, 3248984), (288, 2842861), (336, 2436738), (504, 1624492), (672, 1218369), (1008, 812246), (2016, 406123)]