1285321680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{11981}}^1$

素因数の和:12149

約数の個数: 120

約数和(自身を含む): 4345871400

約数和(自身を除く): 3060549720

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, 120, 144, 149, 180, 240, 298, 360, 447, 596, 720, 745, 894, 1192, 1341, 1490, 1788, 2235, 2384, 2682, 2980, 3576, 4470, 5364, 5960, 6705, 7152, 8940, 10728, 11920, 11981, 13410, 17880, 21456, 23962, 26820, 35760, 35943, 47924, 53640, 59905, 71886, 95848, 107280, 107829, 119810, 143772, 179715, 191696, 215658, 239620, 287544, 359430, 431316, 479240, 539145, 575088, 718860, 862632, 958480, 1078290, 1437720, 1725264, 1785169, 2156580, 2875440, 3570338, 4313160, 5355507, 7140676, 8626320, 8925845, 10711014, 14281352, 16066521, 17851690, 21422028, 26777535, 28562704, 32133042, 35703380, 42844056, 53555070, 64266084, 71406760, 80332605, 85688112, 107110140, 128532168, 142813520, 160665210, 214220280, 257064336, 321330420, 428440560, 642660840, 1285321680]

約数ペア:

[(1, 1285321680), (2, 642660840), (3, 428440560), (4, 321330420), (5, 257064336), (6, 214220280), (8, 160665210), (9, 142813520), (10, 128532168), (12, 107110140), (15, 85688112), (16, 80332605), (18, 71406760), (20, 64266084), (24, 53555070), (30, 42844056), (36, 35703380), (40, 32133042), (45, 28562704), (48, 26777535), (60, 21422028), (72, 17851690), (80, 16066521), (90, 14281352), (120, 10711014), (144, 8925845), (149, 8626320), (180, 7140676), (240, 5355507), (298, 4313160), (360, 3570338), (447, 2875440), (596, 2156580), (720, 1785169), (745, 1725264), (894, 1437720), (1192, 1078290), (1341, 958480), (1490, 862632), (1788, 718860), (2235, 575088), (2384, 539145), (2682, 479240), (2980, 431316), (3576, 359430), (4470, 287544), (5364, 239620), (5960, 215658), (6705, 191696), (7152, 179715), (8940, 143772), (10728, 119810), (11920, 107829), (11981, 107280), (13410, 95848), (17880, 71886), (21456, 59905), (23962, 53640), (26820, 47924), (35760, 35943)]