12912293840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 31841462016

約数和(自身を除く): 18929168176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 137, 181, 184, 230, 274, 283, 362, 368, 460, 548, 566, 685, 724, 905, 920, 1096, 1132, 1370, 1415, 1448, 1810, 1840, 2192, 2264, 2740, 2830, 2896, 3151, 3620, 4163, 4528, 5480, 5660, 6302, 6509, 7240, 8326, 10960, 11320, 12604, 13018, 14480, 15755, 16652, 20815, 22640, 24797, 25208, 26036, 31510, 32545, 33304, 38771, 41630, 49594, 50416, 51223, 52072, 63020, 65090, 66608, 77542, 83260, 99188, 102446, 104144, 123985, 126040, 130180, 155084, 166520, 193855, 198376, 204892, 247970, 252080, 256115, 260360, 310168, 333040, 387710, 396752, 409784, 495940, 512230, 520720, 570331, 620336, 775420, 819568, 891733, 991880, 1024460, 1140662, 1178129, 1550840, 1783466, 1983760, 2048920, 2281324, 2356258, 2851655, 3101680, 3566932, 4097840, 4458665, 4562648, 4712516, 5703310, 5890645, 7017551, 7133864, 8917330, 9125296, 9425032, 11406620, 11781290, 14035102, 14267728, 17834660, 18850064, 22813240, 23562580, 28070204, 35087755, 35669320, 45626480, 47125160, 56140408, 70175510, 71338640, 94250320, 112280816, 140351020, 161403673, 280702040, 322807346, 561404080, 645614692, 807018365, 1291229384, 1614036730, 2582458768, 3228073460, 6456146920, 12912293840]

約数ペア:

[(1, 12912293840), (2, 6456146920), (4, 3228073460), (5, 2582458768), (8, 1614036730), (10, 1291229384), (16, 807018365), (20, 645614692), (23, 561404080), (40, 322807346), (46, 280702040), (80, 161403673), (92, 140351020), (115, 112280816), (137, 94250320), (181, 71338640), (184, 70175510), (230, 56140408), (274, 47125160), (283, 45626480), (362, 35669320), (368, 35087755), (460, 28070204), (548, 23562580), (566, 22813240), (685, 18850064), (724, 17834660), (905, 14267728), (920, 14035102), (1096, 11781290), (1132, 11406620), (1370, 9425032), (1415, 9125296), (1448, 8917330), (1810, 7133864), (1840, 7017551), (2192, 5890645), (2264, 5703310), (2740, 4712516), (2830, 4562648), (2896, 4458665), (3151, 4097840), (3620, 3566932), (4163, 3101680), (4528, 2851655), (5480, 2356258), (5660, 2281324), (6302, 2048920), (6509, 1983760), (7240, 1783466), (8326, 1550840), (10960, 1178129), (11320, 1140662), (12604, 1024460), (13018, 991880), (14480, 891733), (15755, 819568), (16652, 775420), (20815, 620336), (22640, 570331), (24797, 520720), (25208, 512230), (26036, 495940), (31510, 409784), (32545, 396752), (33304, 387710), (38771, 333040), (41630, 310168), (49594, 260360), (50416, 256115), (51223, 252080), (52072, 247970), (63020, 204892), (65090, 198376), (66608, 193855), (77542, 166520), (83260, 155084), (99188, 130180), (102446, 126040), (104144, 123985)]