268907040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{20749}}^1$

素因数の和:20776

約数の個数: 120

約数和(自身を含む): 949063500

約数和(自身を除く): 680156460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 20749, 41498, 62247, 82996, 103745, 124494, 165992, 186741, 207490, 248988, 311235, 331984, 373482, 414980, 497976, 560223, 622470, 663968, 746964, 829960, 933705, 995952, 1120446, 1244940, 1493928, 1659920, 1680669, 1867410, 1991904, 2240892, 2489880, 2801115, 2987856, 3319840, 3361338, 3734820, 4481784, 4979760, 5602230, 5975712, 6722676, 7469640, 8403345, 8963568, 9959520, 11204460, 13445352, 14939280, 16806690, 17927136, 22408920, 26890704, 29878560, 33613380, 44817840, 53781408, 67226760, 89635680, 134453520, 268907040]

約数ペア:

[(1, 268907040), (2, 134453520), (3, 89635680), (4, 67226760), (5, 53781408), (6, 44817840), (8, 33613380), (9, 29878560), (10, 26890704), (12, 22408920), (15, 17927136), (16, 16806690), (18, 14939280), (20, 13445352), (24, 11204460), (27, 9959520), (30, 8963568), (32, 8403345), (36, 7469640), (40, 6722676), (45, 5975712), (48, 5602230), (54, 4979760), (60, 4481784), (72, 3734820), (80, 3361338), (81, 3319840), (90, 2987856), (96, 2801115), (108, 2489880), (120, 2240892), (135, 1991904), (144, 1867410), (160, 1680669), (162, 1659920), (180, 1493928), (216, 1244940), (240, 1120446), (270, 995952), (288, 933705), (324, 829960), (360, 746964), (405, 663968), (432, 622470), (480, 560223), (540, 497976), (648, 414980), (720, 373482), (810, 331984), (864, 311235), (1080, 248988), (1296, 207490), (1440, 186741), (1620, 165992), (2160, 124494), (2592, 103745), (3240, 82996), (4320, 62247), (6480, 41498), (12960, 20749)]