12849840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{661}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 44820048

約数和(自身を除く): 31970208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 661, 720, 810, 972, 1080, 1215, 1296, 1322, 1620, 1944, 1983, 2160, 2430, 2644, 3240, 3305, 3888, 3966, 4860, 5288, 5949, 6480, 6610, 7932, 9720, 9915, 10576, 11898, 13220, 15864, 17847, 19440, 19830, 23796, 26440, 29745, 31728, 35694, 39660, 47592, 52880, 53541, 59490, 71388, 79320, 89235, 95184, 107082, 118980, 142776, 158640, 160623, 178470, 214164, 237960, 267705, 285552, 321246, 356940, 428328, 475920, 535410, 642492, 713880, 803115, 856656, 1070820, 1284984, 1427760, 1606230, 2141640, 2569968, 3212460, 4283280, 6424920, 12849840]

約数ペア:

[(1, 12849840), (2, 6424920), (3, 4283280), (4, 3212460), (5, 2569968), (6, 2141640), (8, 1606230), (9, 1427760), (10, 1284984), (12, 1070820), (15, 856656), (16, 803115), (18, 713880), (20, 642492), (24, 535410), (27, 475920), (30, 428328), (36, 356940), (40, 321246), (45, 285552), (48, 267705), (54, 237960), (60, 214164), (72, 178470), (80, 160623), (81, 158640), (90, 142776), (108, 118980), (120, 107082), (135, 95184), (144, 89235), (162, 79320), (180, 71388), (216, 59490), (240, 53541), (243, 52880), (270, 47592), (324, 39660), (360, 35694), (405, 31728), (432, 29745), (486, 26440), (540, 23796), (648, 19830), (661, 19440), (720, 17847), (810, 15864), (972, 13220), (1080, 11898), (1215, 10576), (1296, 9915), (1322, 9720), (1620, 7932), (1944, 6610), (1983, 6480), (2160, 5949), (2430, 5288), (2644, 4860), (3240, 3966), (3305, 3888)]