20816873280

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1032583}}^1$

素因数の和:1032613

約数の個数: 168

約数和(自身を含む): 81830216832

約数和(自身を除く): 61013343552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 1032583, 2065166, 3097749, 4130332, 5162915, 6195498, 7228081, 8260664, 9293247, 10325830, 12390996, 14456162, 15488745, 16521328, 18586494, 20651660, 21684243, 24781992, 28912324, 30977490, 33042656, 36140405, 37172988, 41303320, 43368486, 46466235, 49563984, 57824648, 61954980, 65052729, 66085312, 72280810, 74345976, 82606640, 86736972, 92932470, 99127968, 108421215, 115649296, 123909960, 130105458, 144561620, 148691952, 165213280, 173473944, 185864940, 198255936, 216842430, 231298592, 247819920, 260210916, 289123240, 297383904, 325263645, 330426560, 346947888, 371729880, 433684860, 462597184, 495639840, 520421832, 578246480, 594767808, 650527290, 693895776, 743459760, 867369720, 991279680, 1040843664, 1156492960, 1301054580, 1387791552, 1486919520, 1734739440, 2081687328, 2312985920, 2602109160, 2973839040, 3469478880, 4163374656, 5204218320, 6938957760, 10408436640, 20816873280]

約数ペア:

[(1, 20816873280), (2, 10408436640), (3, 6938957760), (4, 5204218320), (5, 4163374656), (6, 3469478880), (7, 2973839040), (8, 2602109160), (9, 2312985920), (10, 2081687328), (12, 1734739440), (14, 1486919520), (15, 1387791552), (16, 1301054580), (18, 1156492960), (20, 1040843664), (21, 991279680), (24, 867369720), (28, 743459760), (30, 693895776), (32, 650527290), (35, 594767808), (36, 578246480), (40, 520421832), (42, 495639840), (45, 462597184), (48, 433684860), (56, 371729880), (60, 346947888), (63, 330426560), (64, 325263645), (70, 297383904), (72, 289123240), (80, 260210916), (84, 247819920), (90, 231298592), (96, 216842430), (105, 198255936), (112, 185864940), (120, 173473944), (126, 165213280), (140, 148691952), (144, 144561620), (160, 130105458), (168, 123909960), (180, 115649296), (192, 108421215), (210, 99127968), (224, 92932470), (240, 86736972), (252, 82606640), (280, 74345976), (288, 72280810), (315, 66085312), (320, 65052729), (336, 61954980), (360, 57824648), (420, 49563984), (448, 46466235), (480, 43368486), (504, 41303320), (560, 37172988), (576, 36140405), (630, 33042656), (672, 30977490), (720, 28912324), (840, 24781992), (960, 21684243), (1008, 20651660), (1120, 18586494), (1260, 16521328), (1344, 15488745), (1440, 14456162), (1680, 12390996), (2016, 10325830), (2240, 9293247), (2520, 8260664), (2880, 7228081), (3360, 6195498), (4032, 5162915), (5040, 4130332), (6720, 3097749), (10080, 2065166), (20160, 1032583)]