61806780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 223534080

約数和(自身を除く): 161727300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 83, 84, 90, 105, 108, 126, 135, 140, 166, 180, 189, 197, 210, 249, 252, 270, 315, 332, 378, 394, 415, 420, 498, 540, 581, 591, 630, 747, 756, 788, 830, 945, 985, 996, 1162, 1182, 1245, 1260, 1379, 1494, 1660, 1743, 1773, 1890, 1970, 2241, 2324, 2364, 2490, 2758, 2905, 2955, 2988, 3486, 3546, 3735, 3780, 3940, 4137, 4482, 4980, 5229, 5319, 5516, 5810, 5910, 6895, 6972, 7092, 7470, 8274, 8715, 8865, 8964, 10458, 10638, 11205, 11620, 11820, 12411, 13790, 14940, 15687, 16351, 16548, 17430, 17730, 20685, 20916, 21276, 22410, 24822, 26145, 26595, 27580, 31374, 32702, 34860, 35460, 37233, 41370, 44820, 49053, 49644, 52290, 53190, 62055, 62748, 65404, 74466, 78435, 81755, 82740, 98106, 104580, 106380, 114457, 124110, 147159, 148932, 156870, 163510, 186165, 196212, 228914, 245265, 248220, 294318, 313740, 327020, 343371, 372330, 441477, 457828, 490530, 572285, 588636, 686742, 735795, 744660, 882954, 981060, 1030113, 1144570, 1373484, 1471590, 1716855, 1765908, 2060226, 2207385, 2289140, 2943180, 3090339, 3433710, 4120452, 4414770, 5150565, 6180678, 6867420, 8829540, 10301130, 12361356, 15451695, 20602260, 30903390, 61806780]

約数ペア:

[(1, 61806780), (2, 30903390), (3, 20602260), (4, 15451695), (5, 12361356), (6, 10301130), (7, 8829540), (9, 6867420), (10, 6180678), (12, 5150565), (14, 4414770), (15, 4120452), (18, 3433710), (20, 3090339), (21, 2943180), (27, 2289140), (28, 2207385), (30, 2060226), (35, 1765908), (36, 1716855), (42, 1471590), (45, 1373484), (54, 1144570), (60, 1030113), (63, 981060), (70, 882954), (83, 744660), (84, 735795), (90, 686742), (105, 588636), (108, 572285), (126, 490530), (135, 457828), (140, 441477), (166, 372330), (180, 343371), (189, 327020), (197, 313740), (210, 294318), (249, 248220), (252, 245265), (270, 228914), (315, 196212), (332, 186165), (378, 163510), (394, 156870), (415, 148932), (420, 147159), (498, 124110), (540, 114457), (581, 106380), (591, 104580), (630, 98106), (747, 82740), (756, 81755), (788, 78435), (830, 74466), (945, 65404), (985, 62748), (996, 62055), (1162, 53190), (1182, 52290), (1245, 49644), (1260, 49053), (1379, 44820), (1494, 41370), (1660, 37233), (1743, 35460), (1773, 34860), (1890, 32702), (1970, 31374), (2241, 27580), (2324, 26595), (2364, 26145), (2490, 24822), (2758, 22410), (2905, 21276), (2955, 20916), (2988, 20685), (3486, 17730), (3546, 17430), (3735, 16548), (3780, 16351), (3940, 15687), (4137, 14940), (4482, 13790), (4980, 12411), (5229, 11820), (5319, 11620), (5516, 11205), (5810, 10638), (5910, 10458), (6895, 8964), (6972, 8865), (7092, 8715), (7470, 8274)]