255985536

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:516

約数の個数: 128

約数和(自身を含む): 716284800

約数和(自身を除く): 460299264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 43, 48, 64, 74, 86, 96, 111, 128, 129, 148, 172, 192, 222, 258, 296, 344, 384, 419, 444, 516, 592, 688, 838, 888, 1032, 1184, 1257, 1376, 1591, 1676, 1776, 2064, 2368, 2514, 2752, 3182, 3352, 3552, 4128, 4736, 4773, 5028, 5504, 6364, 6704, 7104, 8256, 9546, 10056, 12728, 13408, 14208, 15503, 16512, 18017, 19092, 20112, 25456, 26816, 31006, 36034, 38184, 40224, 46509, 50912, 53632, 54051, 62012, 72068, 76368, 80448, 93018, 101824, 108102, 124024, 144136, 152736, 160896, 186036, 203648, 216204, 248048, 288272, 305472, 372072, 432408, 496096, 576544, 610944, 666629, 744144, 864816, 992192, 1153088, 1333258, 1488288, 1729632, 1984384, 1999887, 2306176, 2666516, 2976576, 3459264, 3999774, 5333032, 5953152, 6918528, 7999548, 10666064, 15999096, 21332128, 31998192, 42664256, 63996384, 85328512, 127992768, 255985536]

約数ペア:

[(1, 255985536), (2, 127992768), (3, 85328512), (4, 63996384), (6, 42664256), (8, 31998192), (12, 21332128), (16, 15999096), (24, 10666064), (32, 7999548), (37, 6918528), (43, 5953152), (48, 5333032), (64, 3999774), (74, 3459264), (86, 2976576), (96, 2666516), (111, 2306176), (128, 1999887), (129, 1984384), (148, 1729632), (172, 1488288), (192, 1333258), (222, 1153088), (258, 992192), (296, 864816), (344, 744144), (384, 666629), (419, 610944), (444, 576544), (516, 496096), (592, 432408), (688, 372072), (838, 305472), (888, 288272), (1032, 248048), (1184, 216204), (1257, 203648), (1376, 186036), (1591, 160896), (1676, 152736), (1776, 144136), (2064, 124024), (2368, 108102), (2514, 101824), (2752, 93018), (3182, 80448), (3352, 76368), (3552, 72068), (4128, 62012), (4736, 54051), (4773, 53632), (5028, 50912), (5504, 46509), (6364, 40224), (6704, 38184), (7104, 36034), (8256, 31006), (9546, 26816), (10056, 25456), (12728, 20112), (13408, 19092), (14208, 18017), (15503, 16512)]