209477520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:582

約数の個数: 240

約数和(自身を含む): 814769280

約数和(自身を除く): 605291760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 144, 168, 178, 180, 210, 240, 252, 267, 280, 315, 336, 356, 360, 420, 445, 467, 504, 534, 560, 623, 630, 712, 720, 801, 840, 890, 934, 1008, 1068, 1246, 1260, 1335, 1401, 1424, 1602, 1680, 1780, 1868, 1869, 2136, 2335, 2492, 2520, 2670, 2802, 3115, 3204, 3269, 3560, 3736, 3738, 4005, 4203, 4272, 4670, 4984, 5040, 5340, 5604, 5607, 6230, 6408, 6538, 7005, 7120, 7472, 7476, 8010, 8406, 9340, 9345, 9807, 9968, 10680, 11208, 11214, 12460, 12816, 13076, 14010, 14952, 16020, 16345, 16812, 18680, 18690, 19614, 21015, 21360, 22416, 22428, 24920, 26152, 28020, 28035, 29421, 29904, 32040, 32690, 33624, 37360, 37380, 39228, 41563, 42030, 44856, 49035, 49840, 52304, 56040, 56070, 58842, 64080, 65380, 67248, 74760, 78456, 83126, 84060, 89712, 98070, 112080, 112140, 117684, 124689, 130760, 147105, 149520, 156912, 166252, 168120, 196140, 207815, 224280, 235368, 249378, 261520, 290941, 294210, 332504, 336240, 374067, 392280, 415630, 448560, 470736, 498756, 581882, 588420, 623445, 665008, 748134, 784560, 831260, 872823, 997512, 1163764, 1176840, 1246890, 1454705, 1496268, 1662520, 1745646, 1870335, 1995024, 2327528, 2353680, 2493780, 2618469, 2909410, 2992536, 3325040, 3491292, 3740670, 4364115, 4655056, 4987560, 5236938, 5818820, 5985072, 6982584, 7481340, 8728230, 9975120, 10473876, 11637640, 13092345, 13965168, 14962680, 17456460, 20947752, 23275280, 26184690, 29925360, 34912920, 41895504, 52369380, 69825840, 104738760, 209477520]

約数ペア:

[(1, 209477520), (2, 104738760), (3, 69825840), (4, 52369380), (5, 41895504), (6, 34912920), (7, 29925360), (8, 26184690), (9, 23275280), (10, 20947752), (12, 17456460), (14, 14962680), (15, 13965168), (16, 13092345), (18, 11637640), (20, 10473876), (21, 9975120), (24, 8728230), (28, 7481340), (30, 6982584), (35, 5985072), (36, 5818820), (40, 5236938), (42, 4987560), (45, 4655056), (48, 4364115), (56, 3740670), (60, 3491292), (63, 3325040), (70, 2992536), (72, 2909410), (80, 2618469), (84, 2493780), (89, 2353680), (90, 2327528), (105, 1995024), (112, 1870335), (120, 1745646), (126, 1662520), (140, 1496268), (144, 1454705), (168, 1246890), (178, 1176840), (180, 1163764), (210, 997512), (240, 872823), (252, 831260), (267, 784560), (280, 748134), (315, 665008), (336, 623445), (356, 588420), (360, 581882), (420, 498756), (445, 470736), (467, 448560), (504, 415630), (534, 392280), (560, 374067), (623, 336240), (630, 332504), (712, 294210), (720, 290941), (801, 261520), (840, 249378), (890, 235368), (934, 224280), (1008, 207815), (1068, 196140), (1246, 168120), (1260, 166252), (1335, 156912), (1401, 149520), (1424, 147105), (1602, 130760), (1680, 124689), (1780, 117684), (1868, 112140), (1869, 112080), (2136, 98070), (2335, 89712), (2492, 84060), (2520, 83126), (2670, 78456), (2802, 74760), (3115, 67248), (3204, 65380), (3269, 64080), (3560, 58842), (3736, 56070), (3738, 56040), (4005, 52304), (4203, 49840), (4272, 49035), (4670, 44856), (4984, 42030), (5040, 41563), (5340, 39228), (5604, 37380), (5607, 37360), (6230, 33624), (6408, 32690), (6538, 32040), (7005, 29904), (7120, 29421), (7472, 28035), (7476, 28020), (8010, 26152), (8406, 24920), (9340, 22428), (9345, 22416), (9807, 21360), (9968, 21015), (10680, 19614), (11208, 18690), (11214, 18680), (12460, 16812), (12816, 16345), (13076, 16020), (14010, 14952)]