51243840

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{659}}^1$

素因数の和:691

約数の個数: 168

約数和(自身を含む): 183062880

約数和(自身を除く): 131819040

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, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 659, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1318, 1440, 1620, 1728, 1944, 1977, 2160, 2430, 2592, 2636, 2880, 3240, 3295, 3888, 3954, 4320, 4860, 5184, 5272, 5931, 6480, 6590, 7776, 7908, 8640, 9720, 9885, 10544, 11862, 12960, 13180, 15552, 15816, 17793, 19440, 19770, 21088, 23724, 25920, 26360, 29655, 31632, 35586, 38880, 39540, 42176, 47448, 52720, 53379, 59310, 63264, 71172, 77760, 79080, 88965, 94896, 105440, 106758, 118620, 126528, 142344, 158160, 160137, 177930, 189792, 210880, 213516, 237240, 266895, 284688, 316320, 320274, 355860, 379584, 427032, 474480, 533790, 569376, 632640, 640548, 711720, 800685, 854064, 948960, 1067580, 1138752, 1281096, 1423440, 1601370, 1708128, 1897920, 2135160, 2562192, 2846880, 3202740, 3416256, 4270320, 5124384, 5693760, 6405480, 8540640, 10248768, 12810960, 17081280, 25621920, 51243840]

約数ペア:

[(1, 51243840), (2, 25621920), (3, 17081280), (4, 12810960), (5, 10248768), (6, 8540640), (8, 6405480), (9, 5693760), (10, 5124384), (12, 4270320), (15, 3416256), (16, 3202740), (18, 2846880), (20, 2562192), (24, 2135160), (27, 1897920), (30, 1708128), (32, 1601370), (36, 1423440), (40, 1281096), (45, 1138752), (48, 1067580), (54, 948960), (60, 854064), (64, 800685), (72, 711720), (80, 640548), (81, 632640), (90, 569376), (96, 533790), (108, 474480), (120, 427032), (135, 379584), (144, 355860), (160, 320274), (162, 316320), (180, 284688), (192, 266895), (216, 237240), (240, 213516), (243, 210880), (270, 189792), (288, 177930), (320, 160137), (324, 158160), (360, 142344), (405, 126528), (432, 118620), (480, 106758), (486, 105440), (540, 94896), (576, 88965), (648, 79080), (659, 77760), (720, 71172), (810, 63264), (864, 59310), (960, 53379), (972, 52720), (1080, 47448), (1215, 42176), (1296, 39540), (1318, 38880), (1440, 35586), (1620, 31632), (1728, 29655), (1944, 26360), (1977, 25920), (2160, 23724), (2430, 21088), (2592, 19770), (2636, 19440), (2880, 17793), (3240, 15816), (3295, 15552), (3888, 13180), (3954, 12960), (4320, 11862), (4860, 10544), (5184, 9885), (5272, 9720), (5931, 8640), (6480, 7908), (6590, 7776)]