191911680

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{617}}^1$

素因数の和:653

約数の個数: 216

約数和(自身を含む): 689702832

約数和(自身を除く): 497791152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 617, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1234, 1280, 1296, 1440, 1620, 1728, 1851, 1920, 1944, 2160, 2304, 2430, 2468, 2592, 2880, 3085, 3240, 3456, 3702, 3840, 3888, 4320, 4860, 4936, 5184, 5553, 5760, 6170, 6480, 6912, 7404, 7776, 8640, 9255, 9720, 9872, 10368, 11106, 11520, 12340, 12960, 14808, 15552, 16659, 17280, 18510, 19440, 19744, 20736, 22212, 24680, 25920, 27765, 29616, 31104, 33318, 34560, 37020, 38880, 39488, 44424, 49360, 49977, 51840, 55530, 59232, 62208, 66636, 74040, 77760, 78976, 83295, 88848, 98720, 99954, 103680, 111060, 118464, 133272, 148080, 149931, 155520, 157952, 166590, 177696, 197440, 199908, 222120, 236928, 249885, 266544, 296160, 299862, 311040, 333180, 355392, 394880, 399816, 444240, 473856, 499770, 533088, 592320, 599724, 666360, 710784, 749655, 789760, 799632, 888480, 999540, 1066176, 1184640, 1199448, 1332720, 1421568, 1499310, 1599264, 1776960, 1999080, 2132352, 2369280, 2398896, 2665440, 2998620, 3198528, 3553920, 3998160, 4264704, 4797792, 5330880, 5997240, 6397056, 7107840, 7996320, 9595584, 10661760, 11994480, 12794112, 15992640, 19191168, 21323520, 23988960, 31985280, 38382336, 47977920, 63970560, 95955840, 191911680]

約数ペア:

[(1, 191911680), (2, 95955840), (3, 63970560), (4, 47977920), (5, 38382336), (6, 31985280), (8, 23988960), (9, 21323520), (10, 19191168), (12, 15992640), (15, 12794112), (16, 11994480), (18, 10661760), (20, 9595584), (24, 7996320), (27, 7107840), (30, 6397056), (32, 5997240), (36, 5330880), (40, 4797792), (45, 4264704), (48, 3998160), (54, 3553920), (60, 3198528), (64, 2998620), (72, 2665440), (80, 2398896), (81, 2369280), (90, 2132352), (96, 1999080), (108, 1776960), (120, 1599264), (128, 1499310), (135, 1421568), (144, 1332720), (160, 1199448), (162, 1184640), (180, 1066176), (192, 999540), (216, 888480), (240, 799632), (243, 789760), (256, 749655), (270, 710784), (288, 666360), (320, 599724), (324, 592320), (360, 533088), (384, 499770), (405, 473856), (432, 444240), (480, 399816), (486, 394880), (540, 355392), (576, 333180), (617, 311040), (640, 299862), (648, 296160), (720, 266544), (768, 249885), (810, 236928), (864, 222120), (960, 199908), (972, 197440), (1080, 177696), (1152, 166590), (1215, 157952), (1234, 155520), (1280, 149931), (1296, 148080), (1440, 133272), (1620, 118464), (1728, 111060), (1851, 103680), (1920, 99954), (1944, 98720), (2160, 88848), (2304, 83295), (2430, 78976), (2468, 77760), (2592, 74040), (2880, 66636), (3085, 62208), (3240, 59232), (3456, 55530), (3702, 51840), (3840, 49977), (3888, 49360), (4320, 44424), (4860, 39488), (4936, 38880), (5184, 37020), (5553, 34560), (5760, 33318), (6170, 31104), (6480, 29616), (6912, 27765), (7404, 25920), (7776, 24680), (8640, 22212), (9255, 20736), (9720, 19744), (9872, 19440), (10368, 18510), (11106, 17280), (11520, 16659), (12340, 15552), (12960, 14808)]