217756656

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1423

約数の個数: 120

約数和(自身を含む): 664176240

約数和(自身を除く): 446419584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 89, 104, 117, 144, 156, 178, 208, 234, 267, 312, 356, 468, 534, 624, 712, 801, 936, 1068, 1157, 1307, 1424, 1602, 1872, 2136, 2314, 2614, 3204, 3471, 3921, 4272, 4628, 5228, 6408, 6942, 7842, 9256, 10413, 10456, 11763, 12816, 13884, 15684, 16991, 18512, 20826, 20912, 23526, 27768, 31368, 33982, 41652, 47052, 50973, 55536, 62736, 67964, 83304, 94104, 101946, 116323, 135928, 152919, 166608, 188208, 203892, 232646, 271856, 305838, 348969, 407784, 465292, 611676, 697938, 815568, 930584, 1046907, 1223352, 1395876, 1512199, 1861168, 2093814, 2446704, 2791752, 3024398, 4187628, 4536597, 5583504, 6048796, 8375256, 9073194, 12097592, 13609791, 16750512, 18146388, 24195184, 27219582, 36292776, 54439164, 72585552, 108878328, 217756656]

約数ペア:

[(1, 217756656), (2, 108878328), (3, 72585552), (4, 54439164), (6, 36292776), (8, 27219582), (9, 24195184), (12, 18146388), (13, 16750512), (16, 13609791), (18, 12097592), (24, 9073194), (26, 8375256), (36, 6048796), (39, 5583504), (48, 4536597), (52, 4187628), (72, 3024398), (78, 2791752), (89, 2446704), (104, 2093814), (117, 1861168), (144, 1512199), (156, 1395876), (178, 1223352), (208, 1046907), (234, 930584), (267, 815568), (312, 697938), (356, 611676), (468, 465292), (534, 407784), (624, 348969), (712, 305838), (801, 271856), (936, 232646), (1068, 203892), (1157, 188208), (1307, 166608), (1424, 152919), (1602, 135928), (1872, 116323), (2136, 101946), (2314, 94104), (2614, 83304), (3204, 67964), (3471, 62736), (3921, 55536), (4272, 50973), (4628, 47052), (5228, 41652), (6408, 33982), (6942, 31368), (7842, 27768), (9256, 23526), (10413, 20912), (10456, 20826), (11763, 18512), (12816, 16991), (13884, 15684)]