128700888

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 327317760

約数和(自身を除く): 198616872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 167, 197, 326, 334, 394, 489, 501, 591, 652, 668, 788, 978, 1002, 1182, 1304, 1336, 1576, 1956, 2004, 2364, 3912, 4008, 4728, 27221, 32111, 32899, 54442, 64222, 65798, 81663, 96333, 98697, 108884, 128444, 131596, 163326, 192666, 197394, 217768, 256888, 263192, 326652, 385332, 394788, 653304, 770664, 789576, 5362537, 10725074, 16087611, 21450148, 32175222, 42900296, 64350444, 128700888]

約数ペア:

[(1, 128700888), (2, 64350444), (3, 42900296), (4, 32175222), (6, 21450148), (8, 16087611), (12, 10725074), (24, 5362537), (163, 789576), (167, 770664), (197, 653304), (326, 394788), (334, 385332), (394, 326652), (489, 263192), (501, 256888), (591, 217768), (652, 197394), (668, 192666), (788, 163326), (978, 131596), (1002, 128444), (1182, 108884), (1304, 98697), (1336, 96333), (1576, 81663), (1956, 65798), (2004, 64222), (2364, 54442), (3912, 32899), (4008, 32111), (4728, 27221)]