51641460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:818

約数の個数: 144

約数和(自身を含む): 174741840

約数和(自身を除く): 123100380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 761, 780, 870, 1044, 1131, 1170, 1305, 1508, 1522, 1740, 1885, 2262, 2283, 2340, 2610, 3044, 3393, 3770, 3805, 4524, 4566, 5220, 5655, 6786, 6849, 7540, 7610, 9132, 9893, 11310, 11415, 13572, 13698, 15220, 16965, 19786, 22069, 22620, 22830, 27396, 29679, 33930, 34245, 39572, 44138, 45660, 49465, 59358, 66207, 67860, 68490, 88276, 89037, 98930, 110345, 118716, 132414, 136980, 148395, 178074, 197860, 198621, 220690, 264828, 286897, 296790, 331035, 356148, 397242, 441380, 445185, 573794, 593580, 662070, 794484, 860691, 890370, 993105, 1147588, 1324140, 1434485, 1721382, 1780740, 1986210, 2582073, 2868970, 3442764, 3972420, 4303455, 5164146, 5737940, 8606910, 10328292, 12910365, 17213820, 25820730, 51641460]

約数ペア:

[(1, 51641460), (2, 25820730), (3, 17213820), (4, 12910365), (5, 10328292), (6, 8606910), (9, 5737940), (10, 5164146), (12, 4303455), (13, 3972420), (15, 3442764), (18, 2868970), (20, 2582073), (26, 1986210), (29, 1780740), (30, 1721382), (36, 1434485), (39, 1324140), (45, 1147588), (52, 993105), (58, 890370), (60, 860691), (65, 794484), (78, 662070), (87, 593580), (90, 573794), (116, 445185), (117, 441380), (130, 397242), (145, 356148), (156, 331035), (174, 296790), (180, 286897), (195, 264828), (234, 220690), (260, 198621), (261, 197860), (290, 178074), (348, 148395), (377, 136980), (390, 132414), (435, 118716), (468, 110345), (522, 98930), (580, 89037), (585, 88276), (754, 68490), (761, 67860), (780, 66207), (870, 59358), (1044, 49465), (1131, 45660), (1170, 44138), (1305, 39572), (1508, 34245), (1522, 33930), (1740, 29679), (1885, 27396), (2262, 22830), (2283, 22620), (2340, 22069), (2610, 19786), (3044, 16965), (3393, 15220), (3770, 13698), (3805, 13572), (4524, 11415), (4566, 11310), (5220, 9893), (5655, 9132), (6786, 7610), (6849, 7540)]