1491567680

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{479}}^1$

素因数の和:796

約数の個数: 112

約数和(自身を含む): 3669304320

約数和(自身を除く): 2177736640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 263, 296, 320, 370, 479, 526, 592, 740, 958, 1052, 1184, 1315, 1480, 1916, 2104, 2368, 2395, 2630, 2960, 3832, 4208, 4790, 5260, 5920, 7664, 8416, 9580, 9731, 10520, 11840, 15328, 16832, 17723, 19160, 19462, 21040, 30656, 35446, 38320, 38924, 42080, 48655, 70892, 76640, 77848, 84160, 88615, 97310, 125977, 141784, 153280, 155696, 177230, 194620, 251954, 283568, 311392, 354460, 389240, 503908, 567136, 622784, 629885, 708920, 778480, 1007816, 1134272, 1259770, 1417840, 1556960, 2015632, 2519540, 2835680, 3113920, 4031264, 4661149, 5039080, 5671360, 8062528, 9322298, 10078160, 18644596, 20156320, 23305745, 37289192, 40312640, 46611490, 74578384, 93222980, 149156768, 186445960, 298313536, 372891920, 745783840, 1491567680]

約数ペア:

[(1, 1491567680), (2, 745783840), (4, 372891920), (5, 298313536), (8, 186445960), (10, 149156768), (16, 93222980), (20, 74578384), (32, 46611490), (37, 40312640), (40, 37289192), (64, 23305745), (74, 20156320), (80, 18644596), (148, 10078160), (160, 9322298), (185, 8062528), (263, 5671360), (296, 5039080), (320, 4661149), (370, 4031264), (479, 3113920), (526, 2835680), (592, 2519540), (740, 2015632), (958, 1556960), (1052, 1417840), (1184, 1259770), (1315, 1134272), (1480, 1007816), (1916, 778480), (2104, 708920), (2368, 629885), (2395, 622784), (2630, 567136), (2960, 503908), (3832, 389240), (4208, 354460), (4790, 311392), (5260, 283568), (5920, 251954), (7664, 194620), (8416, 177230), (9580, 155696), (9731, 153280), (10520, 141784), (11840, 125977), (15328, 97310), (16832, 88615), (17723, 84160), (19160, 77848), (19462, 76640), (21040, 70892), (30656, 48655), (35446, 42080), (38320, 38924)]