2651198220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18859}}^1$

素因数の和:18956

約数の個数: 144

約数和(自身を含む): 8897091840

約数和(自身を除く): 6245893620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1562, 1980, 2130, 2343, 2556, 3124, 3195, 3905, 4260, 4686, 6390, 7029, 7810, 9372, 11715, 12780, 14058, 15620, 18859, 23430, 28116, 35145, 37718, 46860, 56577, 70290, 75436, 94295, 113154, 140580, 169731, 188590, 207449, 226308, 282885, 339462, 377180, 414898, 565770, 622347, 678924, 829796, 848655, 1037245, 1131540, 1244694, 1338989, 1697310, 1867041, 2074490, 2489388, 2677978, 3111735, 3394620, 3734082, 4016967, 4148980, 5355956, 6223470, 6694945, 7468164, 8033934, 9335205, 12050901, 12446940, 13389890, 14728879, 16067868, 18670410, 20084835, 24101802, 26779780, 29457758, 37340820, 40169670, 44186637, 48203604, 58915516, 60254505, 73644395, 80339340, 88373274, 120509010, 132559911, 147288790, 176746548, 220933185, 241018020, 265119822, 294577580, 441866370, 530239644, 662799555, 883732740, 1325599110, 2651198220]

約数ペア:

[(1, 2651198220), (2, 1325599110), (3, 883732740), (4, 662799555), (5, 530239644), (6, 441866370), (9, 294577580), (10, 265119822), (11, 241018020), (12, 220933185), (15, 176746548), (18, 147288790), (20, 132559911), (22, 120509010), (30, 88373274), (33, 80339340), (36, 73644395), (44, 60254505), (45, 58915516), (55, 48203604), (60, 44186637), (66, 40169670), (71, 37340820), (90, 29457758), (99, 26779780), (110, 24101802), (132, 20084835), (142, 18670410), (165, 16067868), (180, 14728879), (198, 13389890), (213, 12446940), (220, 12050901), (284, 9335205), (330, 8033934), (355, 7468164), (396, 6694945), (426, 6223470), (495, 5355956), (639, 4148980), (660, 4016967), (710, 3734082), (781, 3394620), (852, 3111735), (990, 2677978), (1065, 2489388), (1278, 2074490), (1420, 1867041), (1562, 1697310), (1980, 1338989), (2130, 1244694), (2343, 1131540), (2556, 1037245), (3124, 848655), (3195, 829796), (3905, 678924), (4260, 622347), (4686, 565770), (6390, 414898), (7029, 377180), (7810, 339462), (9372, 282885), (11715, 226308), (12780, 207449), (14058, 188590), (15620, 169731), (18859, 140580), (23430, 113154), (28116, 94295), (35145, 75436), (37718, 70290), (46860, 56577)]