780919440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2437

約数の個数: 160

約数和(自身を含む): 2781060096

約数和(自身を除く): 2000140656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 420, 422, 560, 633, 840, 844, 1055, 1266, 1477, 1680, 1688, 2110, 2203, 2532, 2954, 3165, 3376, 4220, 4406, 4431, 5064, 5908, 6330, 6609, 7385, 8440, 8812, 8862, 10128, 11015, 11816, 12660, 13218, 14770, 15421, 16880, 17624, 17724, 22030, 22155, 23632, 25320, 26436, 29540, 30842, 33045, 35248, 35448, 44060, 44310, 46263, 50640, 52872, 59080, 61684, 66090, 70896, 77105, 88120, 88620, 92526, 105744, 118160, 123368, 132180, 154210, 176240, 177240, 185052, 231315, 246736, 264360, 308420, 354480, 370104, 462630, 464833, 528720, 616840, 740208, 925260, 929666, 1233680, 1394499, 1850520, 1859332, 2324165, 2788998, 3253831, 3701040, 3718664, 4648330, 5577996, 6507662, 6972495, 7437328, 9296660, 9761493, 11155992, 13015324, 13944990, 16269155, 18593320, 19522986, 22311984, 26030648, 27889980, 32538310, 37186640, 39045972, 48807465, 52061296, 55779960, 65076620, 78091944, 97614930, 111559920, 130153240, 156183888, 195229860, 260306480, 390459720, 780919440]

約数ペア:

[(1, 780919440), (2, 390459720), (3, 260306480), (4, 195229860), (5, 156183888), (6, 130153240), (7, 111559920), (8, 97614930), (10, 78091944), (12, 65076620), (14, 55779960), (15, 52061296), (16, 48807465), (20, 39045972), (21, 37186640), (24, 32538310), (28, 27889980), (30, 26030648), (35, 22311984), (40, 19522986), (42, 18593320), (48, 16269155), (56, 13944990), (60, 13015324), (70, 11155992), (80, 9761493), (84, 9296660), (105, 7437328), (112, 6972495), (120, 6507662), (140, 5577996), (168, 4648330), (210, 3718664), (211, 3701040), (240, 3253831), (280, 2788998), (336, 2324165), (420, 1859332), (422, 1850520), (560, 1394499), (633, 1233680), (840, 929666), (844, 925260), (1055, 740208), (1266, 616840), (1477, 528720), (1680, 464833), (1688, 462630), (2110, 370104), (2203, 354480), (2532, 308420), (2954, 264360), (3165, 246736), (3376, 231315), (4220, 185052), (4406, 177240), (4431, 176240), (5064, 154210), (5908, 132180), (6330, 123368), (6609, 118160), (7385, 105744), (8440, 92526), (8812, 88620), (8862, 88120), (10128, 77105), (11015, 70896), (11816, 66090), (12660, 61684), (13218, 59080), (14770, 52872), (15421, 50640), (16880, 46263), (17624, 44310), (17724, 44060), (22030, 35448), (22155, 35248), (23632, 33045), (25320, 30842), (26436, 29540)]