255882912

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 144

約数和(自身を含む): 746407872

約数和(自身を除く): 490524960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 68, 69, 92, 96, 102, 136, 138, 184, 204, 272, 276, 289, 368, 391, 401, 408, 544, 552, 578, 736, 782, 802, 816, 867, 1104, 1156, 1173, 1203, 1564, 1604, 1632, 1734, 2208, 2312, 2346, 2406, 3128, 3208, 3468, 4624, 4692, 4812, 6256, 6416, 6647, 6817, 6936, 9223, 9248, 9384, 9624, 12512, 12832, 13294, 13634, 13872, 18446, 18768, 19248, 19941, 20451, 26588, 27268, 27669, 27744, 36892, 37536, 38496, 39882, 40902, 53176, 54536, 55338, 73784, 79764, 81804, 106352, 109072, 110676, 115889, 147568, 156791, 159528, 163608, 212704, 218144, 221352, 231778, 295136, 313582, 319056, 327216, 347667, 442704, 463556, 470373, 627164, 638112, 654432, 695334, 885408, 927112, 940746, 1254328, 1390668, 1854224, 1881492, 2508656, 2665447, 2781336, 3708448, 3762984, 5017312, 5330894, 5562672, 7525968, 7996341, 10661788, 11125344, 15051936, 15992682, 21323576, 31985364, 42647152, 63970728, 85294304, 127941456, 255882912]

約数ペア:

[(1, 255882912), (2, 127941456), (3, 85294304), (4, 63970728), (6, 42647152), (8, 31985364), (12, 21323576), (16, 15992682), (17, 15051936), (23, 11125344), (24, 10661788), (32, 7996341), (34, 7525968), (46, 5562672), (48, 5330894), (51, 5017312), (68, 3762984), (69, 3708448), (92, 2781336), (96, 2665447), (102, 2508656), (136, 1881492), (138, 1854224), (184, 1390668), (204, 1254328), (272, 940746), (276, 927112), (289, 885408), (368, 695334), (391, 654432), (401, 638112), (408, 627164), (544, 470373), (552, 463556), (578, 442704), (736, 347667), (782, 327216), (802, 319056), (816, 313582), (867, 295136), (1104, 231778), (1156, 221352), (1173, 218144), (1203, 212704), (1564, 163608), (1604, 159528), (1632, 156791), (1734, 147568), (2208, 115889), (2312, 110676), (2346, 109072), (2406, 106352), (3128, 81804), (3208, 79764), (3468, 73784), (4624, 55338), (4692, 54536), (4812, 53176), (6256, 40902), (6416, 39882), (6647, 38496), (6817, 37536), (6936, 36892), (9223, 27744), (9248, 27669), (9384, 27268), (9624, 26588), (12512, 20451), (12832, 19941), (13294, 19248), (13634, 18768), (13872, 18446)]