1996074780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{4217}}^1$

素因数の和:4273

約数の個数: 192

約数和(自身を含む): 6802790400

約数和(自身を除く): 4806715620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 343, 345, 420, 460, 483, 490, 588, 644, 686, 690, 735, 805, 966, 980, 1029, 1127, 1372, 1380, 1470, 1610, 1715, 1932, 2058, 2254, 2415, 2940, 3220, 3381, 3430, 4116, 4217, 4508, 4830, 5145, 5635, 6762, 6860, 7889, 8434, 9660, 10290, 11270, 12651, 13524, 15778, 16868, 16905, 20580, 21085, 22540, 23667, 25302, 29519, 31556, 33810, 39445, 42170, 47334, 50604, 59038, 63255, 67620, 78890, 84340, 88557, 94668, 96991, 118076, 118335, 126510, 147595, 157780, 177114, 193982, 206633, 236670, 253020, 290973, 295190, 354228, 387964, 413266, 442785, 473340, 484955, 581946, 590380, 619899, 678937, 826532, 885570, 969910, 1033165, 1163892, 1239798, 1357874, 1446431, 1454865, 1771140, 1939820, 2036811, 2066330, 2479596, 2715748, 2892862, 2909730, 3099495, 3394685, 4073622, 4132660, 4339293, 4752559, 5785724, 5819460, 6198990, 6789370, 7232155, 8147244, 8678586, 9505118, 10184055, 12397980, 13578740, 14257677, 14464310, 17357172, 19010236, 20368110, 21696465, 23762795, 28515354, 28928620, 33267913, 40736220, 43392930, 47525590, 57030708, 66535826, 71288385, 86785860, 95051180, 99803739, 133071652, 142576770, 166339565, 199607478, 285153540, 332679130, 399214956, 499018695, 665358260, 998037390, 1996074780]

約数ペア:

[(1, 1996074780), (2, 998037390), (3, 665358260), (4, 499018695), (5, 399214956), (6, 332679130), (7, 285153540), (10, 199607478), (12, 166339565), (14, 142576770), (15, 133071652), (20, 99803739), (21, 95051180), (23, 86785860), (28, 71288385), (30, 66535826), (35, 57030708), (42, 47525590), (46, 43392930), (49, 40736220), (60, 33267913), (69, 28928620), (70, 28515354), (84, 23762795), (92, 21696465), (98, 20368110), (105, 19010236), (115, 17357172), (138, 14464310), (140, 14257677), (147, 13578740), (161, 12397980), (196, 10184055), (210, 9505118), (230, 8678586), (245, 8147244), (276, 7232155), (294, 6789370), (322, 6198990), (343, 5819460), (345, 5785724), (420, 4752559), (460, 4339293), (483, 4132660), (490, 4073622), (588, 3394685), (644, 3099495), (686, 2909730), (690, 2892862), (735, 2715748), (805, 2479596), (966, 2066330), (980, 2036811), (1029, 1939820), (1127, 1771140), (1372, 1454865), (1380, 1446431), (1470, 1357874), (1610, 1239798), (1715, 1163892), (1932, 1033165), (2058, 969910), (2254, 885570), (2415, 826532), (2940, 678937), (3220, 619899), (3381, 590380), (3430, 581946), (4116, 484955), (4217, 473340), (4508, 442785), (4830, 413266), (5145, 387964), (5635, 354228), (6762, 295190), (6860, 290973), (7889, 253020), (8434, 236670), (9660, 206633), (10290, 193982), (11270, 177114), (12651, 157780), (13524, 147595), (15778, 126510), (16868, 118335), (16905, 118076), (20580, 96991), (21085, 94668), (22540, 88557), (23667, 84340), (25302, 78890), (29519, 67620), (31556, 63255), (33810, 59038), (39445, 50604), (42170, 47334)]