847315920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{320953}}^1$

素因数の和:320980

約数の個数: 80

約数和(自身を含む): 2865477312

約数和(自身を除く): 2018161392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 320953, 641906, 962859, 1283812, 1604765, 1925718, 2567624, 3209530, 3530483, 3851436, 4814295, 5135248, 6419060, 7060966, 7702872, 9628590, 10591449, 12838120, 14121932, 15405744, 17652415, 19257180, 21182898, 25676240, 28243864, 35304830, 38514360, 42365796, 52957245, 56487728, 70609660, 77028720, 84731592, 105914490, 141219320, 169463184, 211828980, 282438640, 423657960, 847315920]

約数ペア:

[(1, 847315920), (2, 423657960), (3, 282438640), (4, 211828980), (5, 169463184), (6, 141219320), (8, 105914490), (10, 84731592), (11, 77028720), (12, 70609660), (15, 56487728), (16, 52957245), (20, 42365796), (22, 38514360), (24, 35304830), (30, 28243864), (33, 25676240), (40, 21182898), (44, 19257180), (48, 17652415), (55, 15405744), (60, 14121932), (66, 12838120), (80, 10591449), (88, 9628590), (110, 7702872), (120, 7060966), (132, 6419060), (165, 5135248), (176, 4814295), (220, 3851436), (240, 3530483), (264, 3209530), (330, 2567624), (440, 1925718), (528, 1604765), (660, 1283812), (880, 962859), (1320, 641906), (2640, 320953)]