291233008520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1590047}}^1$

素因数の和:1590318

約数の個数: 64

約数和(自身を含む): 692624908800

約数和(自身を除く): 401391900280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 241, 380, 482, 760, 964, 1205, 1928, 2410, 4579, 4820, 9158, 9640, 18316, 22895, 36632, 45790, 91580, 183160, 1590047, 3180094, 6360188, 7950235, 12720376, 15900470, 30210893, 31800940, 60421786, 63601880, 120843572, 151054465, 241687144, 302108930, 383201327, 604217860, 766402654, 1208435720, 1532805308, 1916006635, 3065610616, 3832013270, 7280825213, 7664026540, 14561650426, 15328053080, 29123300852, 36404126065, 58246601704, 72808252130, 145616504260, 291233008520]

約数ペア:

[(1, 291233008520), (2, 145616504260), (4, 72808252130), (5, 58246601704), (8, 36404126065), (10, 29123300852), (19, 15328053080), (20, 14561650426), (38, 7664026540), (40, 7280825213), (76, 3832013270), (95, 3065610616), (152, 1916006635), (190, 1532805308), (241, 1208435720), (380, 766402654), (482, 604217860), (760, 383201327), (964, 302108930), (1205, 241687144), (1928, 151054465), (2410, 120843572), (4579, 63601880), (4820, 60421786), (9158, 31800940), (9640, 30210893), (18316, 15900470), (22895, 12720376), (36632, 7950235), (45790, 6360188), (91580, 3180094), (183160, 1590047)]