154969873820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1\times {\mathrm{3469}}^1$

素因数の和:4023

約数の個数: 96

約数和(自身を含む): 336561462720

約数和(自身を除く): 181591588900

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 157, 164, 205, 314, 347, 410, 628, 694, 785, 820, 1388, 1570, 1735, 3140, 3469, 3470, 6437, 6938, 6940, 12874, 13876, 14227, 17345, 25748, 28454, 32185, 34690, 54479, 56908, 64370, 69380, 71135, 108958, 128740, 142229, 142270, 217916, 272395, 284458, 284540, 544633, 544790, 568916, 711145, 1089266, 1089580, 1203743, 1422290, 2178532, 2233639, 2407486, 2723165, 2844580, 4467278, 4814972, 5446330, 6018715, 8934556, 10892660, 11168195, 12037430, 22329953, 22336390, 24074860, 44659906, 44672780, 49353463, 89319812, 98706926, 111649765, 188987651, 197413852, 223299530, 246767315, 377975302, 446599060, 493534630, 755950604, 944938255, 987069260, 1889876510, 3779753020, 7748493691, 15496987382, 30993974764, 38742468455, 77484936910, 154969873820]

約数ペア:

[(1, 154969873820), (2, 77484936910), (4, 38742468455), (5, 30993974764), (10, 15496987382), (20, 7748493691), (41, 3779753020), (82, 1889876510), (157, 987069260), (164, 944938255), (205, 755950604), (314, 493534630), (347, 446599060), (410, 377975302), (628, 246767315), (694, 223299530), (785, 197413852), (820, 188987651), (1388, 111649765), (1570, 98706926), (1735, 89319812), (3140, 49353463), (3469, 44672780), (3470, 44659906), (6437, 24074860), (6938, 22336390), (6940, 22329953), (12874, 12037430), (13876, 11168195), (14227, 10892660), (17345, 8934556), (25748, 6018715), (28454, 5446330), (32185, 4814972), (34690, 4467278), (54479, 2844580), (56908, 2723165), (64370, 2407486), (69380, 2233639), (71135, 2178532), (108958, 1422290), (128740, 1203743), (142229, 1089580), (142270, 1089266), (217916, 711145), (272395, 568916), (284458, 544790), (284540, 544633)]