81740160

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:665

約数の個数: 192

約数和(自身を含む): 295008480

約数和(自身を除く): 213268320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 617, 640, 690, 720, 736, 828, 920, 960, 1035, 1104, 1152, 1234, 1380, 1440, 1472, 1656, 1840, 1851, 1920, 2070, 2208, 2468, 2760, 2880, 2944, 3085, 3312, 3680, 3702, 4140, 4416, 4936, 5520, 5553, 5760, 6170, 6624, 7360, 7404, 8280, 8832, 9255, 9872, 11040, 11106, 12340, 13248, 14191, 14720, 14808, 16560, 18510, 19744, 22080, 22212, 24680, 26496, 27765, 28382, 29616, 33120, 37020, 39488, 42573, 44160, 44424, 49360, 55530, 56764, 59232, 66240, 70955, 74040, 78976, 85146, 88848, 98720, 111060, 113528, 118464, 127719, 132480, 141910, 148080, 170292, 177696, 197440, 212865, 222120, 227056, 236928, 255438, 283820, 296160, 340584, 355392, 394880, 425730, 444240, 454112, 510876, 567640, 592320, 638595, 681168, 710784, 851460, 888480, 908224, 1021752, 1135280, 1184640, 1277190, 1362336, 1702920, 1776960, 1816448, 2043504, 2270560, 2554380, 2724672, 3405840, 3553920, 4087008, 4541120, 5108760, 5449344, 6811680, 8174016, 9082240, 10217520, 13623360, 16348032, 20435040, 27246720, 40870080, 81740160]

約数ペア:

[(1, 81740160), (2, 40870080), (3, 27246720), (4, 20435040), (5, 16348032), (6, 13623360), (8, 10217520), (9, 9082240), (10, 8174016), (12, 6811680), (15, 5449344), (16, 5108760), (18, 4541120), (20, 4087008), (23, 3553920), (24, 3405840), (30, 2724672), (32, 2554380), (36, 2270560), (40, 2043504), (45, 1816448), (46, 1776960), (48, 1702920), (60, 1362336), (64, 1277190), (69, 1184640), (72, 1135280), (80, 1021752), (90, 908224), (92, 888480), (96, 851460), (115, 710784), (120, 681168), (128, 638595), (138, 592320), (144, 567640), (160, 510876), (180, 454112), (184, 444240), (192, 425730), (207, 394880), (230, 355392), (240, 340584), (276, 296160), (288, 283820), (320, 255438), (345, 236928), (360, 227056), (368, 222120), (384, 212865), (414, 197440), (460, 177696), (480, 170292), (552, 148080), (576, 141910), (617, 132480), (640, 127719), (690, 118464), (720, 113528), (736, 111060), (828, 98720), (920, 88848), (960, 85146), (1035, 78976), (1104, 74040), (1152, 70955), (1234, 66240), (1380, 59232), (1440, 56764), (1472, 55530), (1656, 49360), (1840, 44424), (1851, 44160), (1920, 42573), (2070, 39488), (2208, 37020), (2468, 33120), (2760, 29616), (2880, 28382), (2944, 27765), (3085, 26496), (3312, 24680), (3680, 22212), (3702, 22080), (4140, 19744), (4416, 18510), (4936, 16560), (5520, 14808), (5553, 14720), (5760, 14191), (6170, 13248), (6624, 12340), (7360, 11106), (7404, 11040), (8280, 9872), (8832, 9255)]