1279305840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:599

約数の個数: 160

約数和(自身を含む): 4042241280

約数和(自身を除く): 2762935440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 179, 194, 240, 291, 307, 358, 388, 485, 537, 582, 614, 716, 776, 895, 921, 970, 1074, 1164, 1228, 1432, 1455, 1535, 1552, 1790, 1842, 1940, 2148, 2328, 2456, 2685, 2864, 2910, 3070, 3580, 3684, 3880, 4296, 4605, 4656, 4912, 5370, 5820, 6140, 7160, 7368, 7760, 8592, 9210, 10740, 11640, 12280, 14320, 14736, 17363, 18420, 21480, 23280, 24560, 29779, 34726, 36840, 42960, 52089, 54953, 59558, 69452, 73680, 86815, 89337, 104178, 109906, 119116, 138904, 148895, 164859, 173630, 178674, 208356, 219812, 238232, 260445, 274765, 277808, 297790, 329718, 347260, 357348, 416712, 439624, 446685, 476464, 520890, 549530, 595580, 659436, 694520, 714696, 824295, 833424, 879248, 893370, 1041780, 1099060, 1191160, 1318872, 1389040, 1429392, 1648590, 1786740, 2083560, 2198120, 2382320, 2637744, 3297180, 3573480, 4167120, 4396240, 5330441, 6594360, 7146960, 10660882, 13188720, 15991323, 21321764, 26652205, 31982646, 42643528, 53304410, 63965292, 79956615, 85287056, 106608820, 127930584, 159913230, 213217640, 255861168, 319826460, 426435280, 639652920, 1279305840]

約数ペア:

[(1, 1279305840), (2, 639652920), (3, 426435280), (4, 319826460), (5, 255861168), (6, 213217640), (8, 159913230), (10, 127930584), (12, 106608820), (15, 85287056), (16, 79956615), (20, 63965292), (24, 53304410), (30, 42643528), (40, 31982646), (48, 26652205), (60, 21321764), (80, 15991323), (97, 13188720), (120, 10660882), (179, 7146960), (194, 6594360), (240, 5330441), (291, 4396240), (307, 4167120), (358, 3573480), (388, 3297180), (485, 2637744), (537, 2382320), (582, 2198120), (614, 2083560), (716, 1786740), (776, 1648590), (895, 1429392), (921, 1389040), (970, 1318872), (1074, 1191160), (1164, 1099060), (1228, 1041780), (1432, 893370), (1455, 879248), (1535, 833424), (1552, 824295), (1790, 714696), (1842, 694520), (1940, 659436), (2148, 595580), (2328, 549530), (2456, 520890), (2685, 476464), (2864, 446685), (2910, 439624), (3070, 416712), (3580, 357348), (3684, 347260), (3880, 329718), (4296, 297790), (4605, 277808), (4656, 274765), (4912, 260445), (5370, 238232), (5820, 219812), (6140, 208356), (7160, 178674), (7368, 173630), (7760, 164859), (8592, 148895), (9210, 138904), (10740, 119116), (11640, 109906), (12280, 104178), (14320, 89337), (14736, 86815), (17363, 73680), (18420, 69452), (21480, 59558), (23280, 54953), (24560, 52089), (29779, 42960), (34726, 36840)]