2681574400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 198

約数和(自身を含む): 6931408110

約数和(自身を除く): 4249833710

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 109, 124, 128, 155, 160, 200, 218, 248, 256, 310, 320, 400, 436, 496, 512, 545, 620, 640, 775, 800, 872, 961, 992, 1024, 1090, 1240, 1280, 1550, 1600, 1744, 1922, 1984, 2180, 2480, 2560, 2725, 3100, 3200, 3379, 3488, 3844, 3968, 4360, 4805, 4960, 5120, 5450, 6200, 6400, 6758, 6976, 7688, 7936, 8720, 9610, 9920, 10900, 12400, 12800, 13516, 13952, 15376, 15872, 16895, 17440, 19220, 19840, 21800, 24025, 24800, 25600, 27032, 27904, 30752, 31744, 33790, 34880, 38440, 39680, 43600, 48050, 49600, 54064, 55808, 61504, 67580, 69760, 76880, 79360, 84475, 87200, 96100, 99200, 104749, 108128, 111616, 123008, 135160, 139520, 153760, 158720, 168950, 174400, 192200, 198400, 209498, 216256, 246016, 270320, 279040, 307520, 337900, 348800, 384400, 396800, 418996, 432512, 492032, 523745, 540640, 558080, 615040, 675800, 697600, 768800, 793600, 837992, 865024, 984064, 1047490, 1081280, 1230080, 1351600, 1395200, 1537600, 1675984, 1730048, 2094980, 2162560, 2460160, 2618725, 2703200, 2790400, 3075200, 3351968, 3460096, 4189960, 4325120, 4920320, 5237450, 5406400, 6150400, 6703936, 8379920, 8650240, 10474900, 10812800, 12300800, 13407872, 16759840, 17300480, 20949800, 21625600, 24601600, 26815744, 33519680, 41899600, 43251200, 53631488, 67039360, 83799200, 86502400, 107262976, 134078720, 167598400, 268157440, 335196800, 536314880, 670393600, 1340787200, 2681574400]

約数ペア:

[(1, 2681574400), (2, 1340787200), (4, 670393600), (5, 536314880), (8, 335196800), (10, 268157440), (16, 167598400), (20, 134078720), (25, 107262976), (31, 86502400), (32, 83799200), (40, 67039360), (50, 53631488), (62, 43251200), (64, 41899600), (80, 33519680), (100, 26815744), (109, 24601600), (124, 21625600), (128, 20949800), (155, 17300480), (160, 16759840), (200, 13407872), (218, 12300800), (248, 10812800), (256, 10474900), (310, 8650240), (320, 8379920), (400, 6703936), (436, 6150400), (496, 5406400), (512, 5237450), (545, 4920320), (620, 4325120), (640, 4189960), (775, 3460096), (800, 3351968), (872, 3075200), (961, 2790400), (992, 2703200), (1024, 2618725), (1090, 2460160), (1240, 2162560), (1280, 2094980), (1550, 1730048), (1600, 1675984), (1744, 1537600), (1922, 1395200), (1984, 1351600), (2180, 1230080), (2480, 1081280), (2560, 1047490), (2725, 984064), (3100, 865024), (3200, 837992), (3379, 793600), (3488, 768800), (3844, 697600), (3968, 675800), (4360, 615040), (4805, 558080), (4960, 540640), (5120, 523745), (5450, 492032), (6200, 432512), (6400, 418996), (6758, 396800), (6976, 384400), (7688, 348800), (7936, 337900), (8720, 307520), (9610, 279040), (9920, 270320), (10900, 246016), (12400, 216256), (12800, 209498), (13516, 198400), (13952, 192200), (15376, 174400), (15872, 168950), (16895, 158720), (17440, 153760), (19220, 139520), (19840, 135160), (21800, 123008), (24025, 111616), (24800, 108128), (25600, 104749), (27032, 99200), (27904, 96100), (30752, 87200), (31744, 84475), (33790, 79360), (34880, 76880), (38440, 69760), (39680, 67580), (43600, 61504), (48050, 55808), (49600, 54064)]