51958620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 216

約数和(自身を含む): 188972784

約数和(自身を除く): 137014164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 137, 140, 147, 172, 180, 196, 210, 215, 245, 252, 258, 274, 294, 301, 315, 387, 411, 420, 430, 441, 490, 516, 548, 588, 602, 630, 645, 685, 735, 774, 822, 860, 882, 903, 959, 980, 1204, 1233, 1260, 1290, 1370, 1470, 1505, 1548, 1644, 1764, 1806, 1918, 1935, 2055, 2107, 2205, 2466, 2580, 2709, 2740, 2877, 2940, 3010, 3612, 3836, 3870, 4110, 4214, 4410, 4515, 4795, 4932, 5418, 5754, 5891, 6020, 6165, 6321, 6713, 7740, 8220, 8428, 8631, 8820, 9030, 9590, 10535, 10836, 11508, 11782, 12330, 12642, 13426, 13545, 14385, 17262, 17673, 18060, 18963, 19180, 20139, 21070, 23564, 24660, 25284, 26852, 27090, 28770, 29455, 31605, 33565, 34524, 35346, 37926, 40278, 41237, 42140, 43155, 53019, 54180, 57540, 58910, 60417, 63210, 67130, 70692, 75852, 80556, 82474, 86310, 88365, 94815, 100695, 106038, 117820, 120834, 123711, 126420, 134260, 164948, 172620, 176730, 189630, 201390, 206185, 212076, 241668, 247422, 265095, 288659, 302085, 353460, 371133, 379260, 402780, 412370, 494844, 530190, 577318, 604170, 618555, 742266, 824740, 865977, 1060380, 1154636, 1208340, 1237110, 1443295, 1484532, 1731954, 1855665, 2474220, 2597931, 2886590, 3463908, 3711330, 4329885, 5195862, 5773180, 7422660, 8659770, 10391724, 12989655, 17319540, 25979310, 51958620]

約数ペア:

[(1, 51958620), (2, 25979310), (3, 17319540), (4, 12989655), (5, 10391724), (6, 8659770), (7, 7422660), (9, 5773180), (10, 5195862), (12, 4329885), (14, 3711330), (15, 3463908), (18, 2886590), (20, 2597931), (21, 2474220), (28, 1855665), (30, 1731954), (35, 1484532), (36, 1443295), (42, 1237110), (43, 1208340), (45, 1154636), (49, 1060380), (60, 865977), (63, 824740), (70, 742266), (84, 618555), (86, 604170), (90, 577318), (98, 530190), (105, 494844), (126, 412370), (129, 402780), (137, 379260), (140, 371133), (147, 353460), (172, 302085), (180, 288659), (196, 265095), (210, 247422), (215, 241668), (245, 212076), (252, 206185), (258, 201390), (274, 189630), (294, 176730), (301, 172620), (315, 164948), (387, 134260), (411, 126420), (420, 123711), (430, 120834), (441, 117820), (490, 106038), (516, 100695), (548, 94815), (588, 88365), (602, 86310), (630, 82474), (645, 80556), (685, 75852), (735, 70692), (774, 67130), (822, 63210), (860, 60417), (882, 58910), (903, 57540), (959, 54180), (980, 53019), (1204, 43155), (1233, 42140), (1260, 41237), (1290, 40278), (1370, 37926), (1470, 35346), (1505, 34524), (1548, 33565), (1644, 31605), (1764, 29455), (1806, 28770), (1918, 27090), (1935, 26852), (2055, 25284), (2107, 24660), (2205, 23564), (2466, 21070), (2580, 20139), (2709, 19180), (2740, 18963), (2877, 18060), (2940, 17673), (3010, 17262), (3612, 14385), (3836, 13545), (3870, 13426), (4110, 12642), (4214, 12330), (4410, 11782), (4515, 11508), (4795, 10836), (4932, 10535), (5418, 9590), (5754, 9030), (5891, 8820), (6020, 8631), (6165, 8428), (6321, 8220), (6713, 7740)]