55247640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:849

約数の個数: 128

約数和(自身を含む): 191808000

約数和(自身を除く): 136560360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 739, 840, 890, 1068, 1246, 1335, 1478, 1780, 1869, 2136, 2217, 2492, 2670, 2956, 3115, 3560, 3695, 3738, 4434, 4984, 5173, 5340, 5912, 6230, 7390, 7476, 8868, 9345, 10346, 10680, 11085, 12460, 14780, 14952, 15519, 17736, 18690, 20692, 22170, 24920, 25865, 29560, 31038, 37380, 41384, 44340, 51730, 62076, 65771, 74760, 77595, 88680, 103460, 124152, 131542, 155190, 197313, 206920, 263084, 310380, 328855, 394626, 460397, 526168, 620760, 657710, 789252, 920794, 986565, 1315420, 1381191, 1578504, 1841588, 1973130, 2301985, 2630840, 2762382, 3683176, 3946260, 4603970, 5524764, 6905955, 7892520, 9207940, 11049528, 13811910, 18415880, 27623820, 55247640]

約数ペア:

[(1, 55247640), (2, 27623820), (3, 18415880), (4, 13811910), (5, 11049528), (6, 9207940), (7, 7892520), (8, 6905955), (10, 5524764), (12, 4603970), (14, 3946260), (15, 3683176), (20, 2762382), (21, 2630840), (24, 2301985), (28, 1973130), (30, 1841588), (35, 1578504), (40, 1381191), (42, 1315420), (56, 986565), (60, 920794), (70, 789252), (84, 657710), (89, 620760), (105, 526168), (120, 460397), (140, 394626), (168, 328855), (178, 310380), (210, 263084), (267, 206920), (280, 197313), (356, 155190), (420, 131542), (445, 124152), (534, 103460), (623, 88680), (712, 77595), (739, 74760), (840, 65771), (890, 62076), (1068, 51730), (1246, 44340), (1335, 41384), (1478, 37380), (1780, 31038), (1869, 29560), (2136, 25865), (2217, 24920), (2492, 22170), (2670, 20692), (2956, 18690), (3115, 17736), (3560, 15519), (3695, 14952), (3738, 14780), (4434, 12460), (4984, 11085), (5173, 10680), (5340, 10346), (5912, 9345), (6230, 8868), (7390, 7476)]