128162016

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 380540160

約数和(自身を除く): 252378144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 79, 86, 96, 129, 131, 144, 158, 172, 237, 258, 262, 288, 316, 344, 387, 393, 474, 516, 524, 632, 688, 711, 774, 786, 948, 1032, 1048, 1179, 1264, 1376, 1422, 1548, 1572, 1896, 2064, 2096, 2358, 2528, 2844, 3096, 3144, 3397, 3792, 4128, 4192, 4716, 5633, 5688, 6192, 6288, 6794, 7584, 9432, 10191, 10349, 11266, 11376, 12384, 12576, 13588, 16899, 18864, 20382, 20698, 22532, 22752, 27176, 30573, 31047, 33798, 37728, 40764, 41396, 45064, 50697, 54352, 61146, 62094, 67596, 81528, 82792, 90128, 93141, 101394, 108704, 122292, 124188, 135192, 163056, 165584, 180256, 186282, 202788, 244584, 248376, 270384, 326112, 331168, 372564, 405576, 445007, 489168, 496752, 540768, 745128, 811152, 890014, 978336, 993504, 1335021, 1490256, 1622304, 1780028, 2670042, 2980512, 3560056, 4005063, 5340084, 7120112, 8010126, 10680168, 14240224, 16020252, 21360336, 32040504, 42720672, 64081008, 128162016]

約数ペア:

[(1, 128162016), (2, 64081008), (3, 42720672), (4, 32040504), (6, 21360336), (8, 16020252), (9, 14240224), (12, 10680168), (16, 8010126), (18, 7120112), (24, 5340084), (32, 4005063), (36, 3560056), (43, 2980512), (48, 2670042), (72, 1780028), (79, 1622304), (86, 1490256), (96, 1335021), (129, 993504), (131, 978336), (144, 890014), (158, 811152), (172, 745128), (237, 540768), (258, 496752), (262, 489168), (288, 445007), (316, 405576), (344, 372564), (387, 331168), (393, 326112), (474, 270384), (516, 248376), (524, 244584), (632, 202788), (688, 186282), (711, 180256), (774, 165584), (786, 163056), (948, 135192), (1032, 124188), (1048, 122292), (1179, 108704), (1264, 101394), (1376, 93141), (1422, 90128), (1548, 82792), (1572, 81528), (1896, 67596), (2064, 62094), (2096, 61146), (2358, 54352), (2528, 50697), (2844, 45064), (3096, 41396), (3144, 40764), (3397, 37728), (3792, 33798), (4128, 31047), (4192, 30573), (4716, 27176), (5633, 22752), (5688, 22532), (6192, 20698), (6288, 20382), (6794, 18864), (7584, 16899), (9432, 13588), (10191, 12576), (10349, 12384), (11266, 11376)]