775256240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:475

約数の個数: 160

約数和(自身を含む): 2089152000

約数和(自身を除く): 1313895760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 199, 209, 220, 233, 304, 380, 398, 418, 440, 466, 760, 796, 836, 880, 932, 995, 1045, 1165, 1520, 1592, 1672, 1864, 1990, 2090, 2189, 2330, 2563, 3184, 3344, 3728, 3781, 3980, 4180, 4378, 4427, 4660, 5126, 7562, 7960, 8360, 8756, 8854, 9320, 10252, 10945, 12815, 15124, 15920, 16720, 17512, 17708, 18640, 18905, 20504, 21890, 22135, 25630, 30248, 35024, 35416, 37810, 41008, 41591, 43780, 44270, 46367, 48697, 51260, 60496, 70832, 75620, 83182, 87560, 88540, 92734, 97394, 102520, 151240, 166364, 175120, 177080, 185468, 194788, 205040, 207955, 231835, 243485, 302480, 332728, 354160, 370936, 389576, 415910, 463670, 486970, 510037, 665456, 741872, 779152, 831820, 880973, 927340, 973940, 1020074, 1663640, 1761946, 1854680, 1947880, 2040148, 2550185, 3327280, 3523892, 3709360, 3895760, 4080296, 4404865, 5100370, 7047784, 8160592, 8809730, 9690703, 10200740, 14095568, 17619460, 19381406, 20401480, 35238920, 38762812, 40802960, 48453515, 70477840, 77525624, 96907030, 155051248, 193814060, 387628120, 775256240]

約数ペア:

[(1, 775256240), (2, 387628120), (4, 193814060), (5, 155051248), (8, 96907030), (10, 77525624), (11, 70477840), (16, 48453515), (19, 40802960), (20, 38762812), (22, 35238920), (38, 20401480), (40, 19381406), (44, 17619460), (55, 14095568), (76, 10200740), (80, 9690703), (88, 8809730), (95, 8160592), (110, 7047784), (152, 5100370), (176, 4404865), (190, 4080296), (199, 3895760), (209, 3709360), (220, 3523892), (233, 3327280), (304, 2550185), (380, 2040148), (398, 1947880), (418, 1854680), (440, 1761946), (466, 1663640), (760, 1020074), (796, 973940), (836, 927340), (880, 880973), (932, 831820), (995, 779152), (1045, 741872), (1165, 665456), (1520, 510037), (1592, 486970), (1672, 463670), (1864, 415910), (1990, 389576), (2090, 370936), (2189, 354160), (2330, 332728), (2563, 302480), (3184, 243485), (3344, 231835), (3728, 207955), (3781, 205040), (3980, 194788), (4180, 185468), (4378, 177080), (4427, 175120), (4660, 166364), (5126, 151240), (7562, 102520), (7960, 97394), (8360, 92734), (8756, 88540), (8854, 87560), (9320, 83182), (10252, 75620), (10945, 70832), (12815, 60496), (15124, 51260), (15920, 48697), (16720, 46367), (17512, 44270), (17708, 43780), (18640, 41591), (18905, 41008), (20504, 37810), (21890, 35416), (22135, 35024), (25630, 30248)]