20153996730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{1699}}^1$

素因数の和:2729

約数の個数: 192

約数和(自身を含む): 63138816000

約数和(自身を除く): 42984819270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 991, 1197, 1330, 1699, 1710, 1982, 1995, 2394, 2973, 3398, 3990, 4955, 5097, 5946, 5985, 6937, 8495, 8919, 9910, 10194, 11893, 11970, 13874, 14865, 15291, 16990, 17838, 18829, 20811, 23786, 25485, 29730, 30582, 32281, 34685, 35679, 37658, 41622, 44595, 50970, 56487, 59465, 62433, 64562, 69370, 71358, 76455, 89190, 94145, 96843, 104055, 107037, 112974, 118930, 124866, 131803, 152910, 161405, 169461, 178395, 188290, 193686, 208110, 214074, 225967, 263606, 282435, 290529, 312165, 322810, 338922, 356790, 395409, 451934, 484215, 535185, 564870, 581058, 624330, 659015, 677901, 790818, 847305, 968430, 1070370, 1129835, 1186227, 1318030, 1355802, 1452645, 1683709, 1694610, 1977045, 2033703, 2259670, 2372454, 2905290, 3367418, 3389505, 3954090, 4067406, 5051127, 5931135, 6779010, 8418545, 10102254, 10168515, 11785963, 11862270, 15153381, 16837090, 20337030, 23571926, 25255635, 30306762, 31990471, 35357889, 50511270, 58929815, 63980942, 70715778, 75766905, 95971413, 106073667, 117859630, 151533810, 159952355, 176789445, 191942826, 212147334, 223933297, 287914239, 319904710, 353578890, 447866594, 479857065, 530368335, 575828478, 671799891, 959714130, 1060736670, 1119666485, 1343599782, 1439571195, 2015399673, 2239332970, 2879142390, 3358999455, 4030799346, 6717998910, 10076998365, 20153996730]

約数ペア:

[(1, 20153996730), (2, 10076998365), (3, 6717998910), (5, 4030799346), (6, 3358999455), (7, 2879142390), (9, 2239332970), (10, 2015399673), (14, 1439571195), (15, 1343599782), (18, 1119666485), (19, 1060736670), (21, 959714130), (30, 671799891), (35, 575828478), (38, 530368335), (42, 479857065), (45, 447866594), (57, 353578890), (63, 319904710), (70, 287914239), (90, 223933297), (95, 212147334), (105, 191942826), (114, 176789445), (126, 159952355), (133, 151533810), (171, 117859630), (190, 106073667), (210, 95971413), (266, 75766905), (285, 70715778), (315, 63980942), (342, 58929815), (399, 50511270), (570, 35357889), (630, 31990471), (665, 30306762), (798, 25255635), (855, 23571926), (991, 20337030), (1197, 16837090), (1330, 15153381), (1699, 11862270), (1710, 11785963), (1982, 10168515), (1995, 10102254), (2394, 8418545), (2973, 6779010), (3398, 5931135), (3990, 5051127), (4955, 4067406), (5097, 3954090), (5946, 3389505), (5985, 3367418), (6937, 2905290), (8495, 2372454), (8919, 2259670), (9910, 2033703), (10194, 1977045), (11893, 1694610), (11970, 1683709), (13874, 1452645), (14865, 1355802), (15291, 1318030), (16990, 1186227), (17838, 1129835), (18829, 1070370), (20811, 968430), (23786, 847305), (25485, 790818), (29730, 677901), (30582, 659015), (32281, 624330), (34685, 581058), (35679, 564870), (37658, 535185), (41622, 484215), (44595, 451934), (50970, 395409), (56487, 356790), (59465, 338922), (62433, 322810), (64562, 312165), (69370, 290529), (71358, 282435), (76455, 263606), (89190, 225967), (94145, 214074), (96843, 208110), (104055, 193686), (107037, 188290), (112974, 178395), (118930, 169461), (124866, 161405), (131803, 152910)]