1255140720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15427}}^1$

素因数の和:15559

約数の個数: 120

約数和(自身を含む): 4252759056

約数和(自身を除く): 2997618336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 113, 120, 144, 180, 226, 240, 339, 360, 452, 565, 678, 720, 904, 1017, 1130, 1356, 1695, 1808, 2034, 2260, 2712, 3390, 4068, 4520, 5085, 5424, 6780, 8136, 9040, 10170, 13560, 15427, 16272, 20340, 27120, 30854, 40680, 46281, 61708, 77135, 81360, 92562, 123416, 138843, 154270, 185124, 231405, 246832, 277686, 308540, 370248, 462810, 555372, 617080, 694215, 740496, 925620, 1110744, 1234160, 1388430, 1743251, 1851240, 2221488, 2776860, 3486502, 3702480, 5229753, 5553720, 6973004, 8716255, 10459506, 11107440, 13946008, 15689259, 17432510, 20919012, 26148765, 27892016, 31378518, 34865020, 41838024, 52297530, 62757036, 69730040, 78446295, 83676048, 104595060, 125514072, 139460080, 156892590, 209190120, 251028144, 313785180, 418380240, 627570360, 1255140720]

約数ペア:

[(1, 1255140720), (2, 627570360), (3, 418380240), (4, 313785180), (5, 251028144), (6, 209190120), (8, 156892590), (9, 139460080), (10, 125514072), (12, 104595060), (15, 83676048), (16, 78446295), (18, 69730040), (20, 62757036), (24, 52297530), (30, 41838024), (36, 34865020), (40, 31378518), (45, 27892016), (48, 26148765), (60, 20919012), (72, 17432510), (80, 15689259), (90, 13946008), (113, 11107440), (120, 10459506), (144, 8716255), (180, 6973004), (226, 5553720), (240, 5229753), (339, 3702480), (360, 3486502), (452, 2776860), (565, 2221488), (678, 1851240), (720, 1743251), (904, 1388430), (1017, 1234160), (1130, 1110744), (1356, 925620), (1695, 740496), (1808, 694215), (2034, 617080), (2260, 555372), (2712, 462810), (3390, 370248), (4068, 308540), (4520, 277686), (5085, 246832), (5424, 231405), (6780, 185124), (8136, 154270), (9040, 138843), (10170, 123416), (13560, 92562), (15427, 81360), (16272, 77135), (20340, 61708), (27120, 46281), (30854, 40680)]