257784120

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2411}}^1$

素因数の和:2448

約数の個数: 192

約数和(自身を含む): 948205440

約数和(自身を除く): 690421320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1485, 1620, 1782, 1944, 1980, 2376, 2411, 2430, 2673, 2970, 3240, 3564, 3960, 4455, 4822, 4860, 5346, 5940, 7128, 7233, 8910, 9644, 9720, 10692, 11880, 12055, 13365, 14466, 17820, 19288, 21384, 21699, 24110, 26521, 26730, 28932, 35640, 36165, 43398, 48220, 53042, 53460, 57864, 65097, 72330, 79563, 86796, 96440, 106084, 106920, 108495, 130194, 132605, 144660, 159126, 173592, 195291, 212168, 216990, 238689, 260388, 265210, 289320, 318252, 325485, 390582, 397815, 433980, 477378, 520776, 530420, 585873, 636504, 650970, 716067, 781164, 795630, 867960, 954756, 976455, 1060840, 1171746, 1193445, 1301940, 1432134, 1562328, 1591260, 1909512, 1952910, 2148201, 2343492, 2386890, 2603880, 2864268, 2929365, 3182520, 3580335, 3905820, 4296402, 4686984, 4773780, 5728536, 5858730, 6444603, 7160670, 7811640, 8592804, 9547560, 10741005, 11717460, 12889206, 14321340, 17185608, 21482010, 23434920, 25778412, 28642680, 32223015, 42964020, 51556824, 64446030, 85928040, 128892060, 257784120]

約数ペア:

[(1, 257784120), (2, 128892060), (3, 85928040), (4, 64446030), (5, 51556824), (6, 42964020), (8, 32223015), (9, 28642680), (10, 25778412), (11, 23434920), (12, 21482010), (15, 17185608), (18, 14321340), (20, 12889206), (22, 11717460), (24, 10741005), (27, 9547560), (30, 8592804), (33, 7811640), (36, 7160670), (40, 6444603), (44, 5858730), (45, 5728536), (54, 4773780), (55, 4686984), (60, 4296402), (66, 3905820), (72, 3580335), (81, 3182520), (88, 2929365), (90, 2864268), (99, 2603880), (108, 2386890), (110, 2343492), (120, 2148201), (132, 1952910), (135, 1909512), (162, 1591260), (165, 1562328), (180, 1432134), (198, 1301940), (216, 1193445), (220, 1171746), (243, 1060840), (264, 976455), (270, 954756), (297, 867960), (324, 795630), (330, 781164), (360, 716067), (396, 650970), (405, 636504), (440, 585873), (486, 530420), (495, 520776), (540, 477378), (594, 433980), (648, 397815), (660, 390582), (792, 325485), (810, 318252), (891, 289320), (972, 265210), (990, 260388), (1080, 238689), (1188, 216990), (1215, 212168), (1320, 195291), (1485, 173592), (1620, 159126), (1782, 144660), (1944, 132605), (1980, 130194), (2376, 108495), (2411, 106920), (2430, 106084), (2673, 96440), (2970, 86796), (3240, 79563), (3564, 72330), (3960, 65097), (4455, 57864), (4822, 53460), (4860, 53042), (5346, 48220), (5940, 43398), (7128, 36165), (7233, 35640), (8910, 28932), (9644, 26730), (9720, 26521), (10692, 24110), (11880, 21699), (12055, 21384), (13365, 19288), (14466, 17820)]