323847680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:336

約数の個数: 160

約数和(自身を含む): 862069824

約数和(自身を除く): 538222144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 256, 260, 263, 296, 320, 370, 416, 481, 512, 520, 526, 592, 640, 740, 832, 962, 1040, 1052, 1184, 1280, 1315, 1480, 1664, 1924, 2080, 2104, 2368, 2405, 2560, 2630, 2960, 3328, 3419, 3848, 4160, 4208, 4736, 4810, 5260, 5920, 6656, 6838, 7696, 8320, 8416, 9472, 9620, 9731, 10520, 11840, 13676, 15392, 16640, 16832, 17095, 18944, 19240, 19462, 21040, 23680, 27352, 30784, 33280, 33664, 34190, 38480, 38924, 42080, 47360, 48655, 54704, 61568, 67328, 68380, 76960, 77848, 84160, 94720, 97310, 109408, 123136, 126503, 134656, 136760, 153920, 155696, 168320, 194620, 218816, 246272, 253006, 273520, 307840, 311392, 336640, 389240, 437632, 506012, 547040, 615680, 622784, 632515, 673280, 778480, 875264, 1012024, 1094080, 1231360, 1245568, 1265030, 1556960, 1750528, 2024048, 2188160, 2491136, 2530060, 3113920, 4048096, 4376320, 4982272, 5060120, 6227840, 8096192, 8752640, 10120240, 12455680, 16192384, 20240480, 24911360, 32384768, 40480960, 64769536, 80961920, 161923840, 323847680]

約数ペア:

[(1, 323847680), (2, 161923840), (4, 80961920), (5, 64769536), (8, 40480960), (10, 32384768), (13, 24911360), (16, 20240480), (20, 16192384), (26, 12455680), (32, 10120240), (37, 8752640), (40, 8096192), (52, 6227840), (64, 5060120), (65, 4982272), (74, 4376320), (80, 4048096), (104, 3113920), (128, 2530060), (130, 2491136), (148, 2188160), (160, 2024048), (185, 1750528), (208, 1556960), (256, 1265030), (260, 1245568), (263, 1231360), (296, 1094080), (320, 1012024), (370, 875264), (416, 778480), (481, 673280), (512, 632515), (520, 622784), (526, 615680), (592, 547040), (640, 506012), (740, 437632), (832, 389240), (962, 336640), (1040, 311392), (1052, 307840), (1184, 273520), (1280, 253006), (1315, 246272), (1480, 218816), (1664, 194620), (1924, 168320), (2080, 155696), (2104, 153920), (2368, 136760), (2405, 134656), (2560, 126503), (2630, 123136), (2960, 109408), (3328, 97310), (3419, 94720), (3848, 84160), (4160, 77848), (4208, 76960), (4736, 68380), (4810, 67328), (5260, 61568), (5920, 54704), (6656, 48655), (6838, 47360), (7696, 42080), (8320, 38924), (8416, 38480), (9472, 34190), (9620, 33664), (9731, 33280), (10520, 30784), (11840, 27352), (13676, 23680), (15392, 21040), (16640, 19462), (16832, 19240), (17095, 18944)]