263231280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28123}}^1$

素因数の和:28155

約数の個数: 120

約数和(自身を含む): 952053648

約数和(自身を除く): 688822368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 28123, 56246, 84369, 112492, 140615, 168738, 224984, 253107, 281230, 337476, 365599, 421845, 449968, 506214, 562460, 674952, 731198, 843690, 1012428, 1096797, 1124920, 1265535, 1349904, 1462396, 1687380, 1827995, 2024856, 2193594, 2249840, 2531070, 2924792, 3290391, 3374760, 3655990, 4049712, 4387188, 5062140, 5483985, 5849584, 6580782, 6749520, 7311980, 8774376, 10124280, 10967970, 13161564, 14623960, 16451955, 17548752, 20248560, 21935940, 26323128, 29247920, 32903910, 43871880, 52646256, 65807820, 87743760, 131615640, 263231280]

約数ペア:

[(1, 263231280), (2, 131615640), (3, 87743760), (4, 65807820), (5, 52646256), (6, 43871880), (8, 32903910), (9, 29247920), (10, 26323128), (12, 21935940), (13, 20248560), (15, 17548752), (16, 16451955), (18, 14623960), (20, 13161564), (24, 10967970), (26, 10124280), (30, 8774376), (36, 7311980), (39, 6749520), (40, 6580782), (45, 5849584), (48, 5483985), (52, 5062140), (60, 4387188), (65, 4049712), (72, 3655990), (78, 3374760), (80, 3290391), (90, 2924792), (104, 2531070), (117, 2249840), (120, 2193594), (130, 2024856), (144, 1827995), (156, 1687380), (180, 1462396), (195, 1349904), (208, 1265535), (234, 1124920), (240, 1096797), (260, 1012428), (312, 843690), (360, 731198), (390, 674952), (468, 562460), (520, 506214), (585, 449968), (624, 421845), (720, 365599), (780, 337476), (936, 281230), (1040, 253107), (1170, 224984), (1560, 168738), (1872, 140615), (2340, 112492), (3120, 84369), (4680, 56246), (9360, 28123)]