2531782400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1823}}^1$

素因数の和:1887

約数の個数: 216

約数和(自身を含む): 7396859904

約数和(自身を除く): 4865077504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 128, 140, 155, 160, 175, 200, 217, 224, 248, 256, 280, 310, 320, 350, 400, 434, 448, 496, 560, 620, 640, 700, 775, 800, 868, 896, 992, 1085, 1120, 1240, 1280, 1400, 1550, 1600, 1736, 1792, 1823, 1984, 2170, 2240, 2480, 2800, 3100, 3200, 3472, 3646, 3968, 4340, 4480, 4960, 5425, 5600, 6200, 6400, 6944, 7292, 7936, 8680, 8960, 9115, 9920, 10850, 11200, 12400, 12761, 13888, 14584, 17360, 18230, 19840, 21700, 22400, 24800, 25522, 27776, 29168, 34720, 36460, 39680, 43400, 44800, 45575, 49600, 51044, 55552, 56513, 58336, 63805, 69440, 72920, 86800, 91150, 99200, 102088, 113026, 116672, 127610, 138880, 145840, 173600, 182300, 198400, 204176, 226052, 233344, 255220, 277760, 282565, 291680, 319025, 347200, 364600, 395591, 408352, 452104, 466688, 510440, 565130, 583360, 638050, 694400, 729200, 791182, 816704, 904208, 1020880, 1130260, 1166720, 1276100, 1388800, 1412825, 1458400, 1582364, 1633408, 1808416, 1977955, 2041760, 2260520, 2333440, 2552200, 2825650, 2916800, 3164728, 3266816, 3616832, 3955910, 4083520, 4521040, 5104400, 5651300, 5833600, 6329456, 7233664, 7911820, 8167040, 9042080, 9889775, 10208800, 11302600, 11667200, 12658912, 14467328, 15823640, 16334080, 18084160, 19779550, 20417600, 22605200, 25317824, 31647280, 36168320, 39559100, 40835200, 45210400, 50635648, 63294560, 72336640, 79118200, 81670400, 90420800, 101271296, 126589120, 158236400, 180841600, 253178240, 316472800, 361683200, 506356480, 632945600, 1265891200, 2531782400]

約数ペア:

[(1, 2531782400), (2, 1265891200), (4, 632945600), (5, 506356480), (7, 361683200), (8, 316472800), (10, 253178240), (14, 180841600), (16, 158236400), (20, 126589120), (25, 101271296), (28, 90420800), (31, 81670400), (32, 79118200), (35, 72336640), (40, 63294560), (50, 50635648), (56, 45210400), (62, 40835200), (64, 39559100), (70, 36168320), (80, 31647280), (100, 25317824), (112, 22605200), (124, 20417600), (128, 19779550), (140, 18084160), (155, 16334080), (160, 15823640), (175, 14467328), (200, 12658912), (217, 11667200), (224, 11302600), (248, 10208800), (256, 9889775), (280, 9042080), (310, 8167040), (320, 7911820), (350, 7233664), (400, 6329456), (434, 5833600), (448, 5651300), (496, 5104400), (560, 4521040), (620, 4083520), (640, 3955910), (700, 3616832), (775, 3266816), (800, 3164728), (868, 2916800), (896, 2825650), (992, 2552200), (1085, 2333440), (1120, 2260520), (1240, 2041760), (1280, 1977955), (1400, 1808416), (1550, 1633408), (1600, 1582364), (1736, 1458400), (1792, 1412825), (1823, 1388800), (1984, 1276100), (2170, 1166720), (2240, 1130260), (2480, 1020880), (2800, 904208), (3100, 816704), (3200, 791182), (3472, 729200), (3646, 694400), (3968, 638050), (4340, 583360), (4480, 565130), (4960, 510440), (5425, 466688), (5600, 452104), (6200, 408352), (6400, 395591), (6944, 364600), (7292, 347200), (7936, 319025), (8680, 291680), (8960, 282565), (9115, 277760), (9920, 255220), (10850, 233344), (11200, 226052), (12400, 204176), (12761, 198400), (13888, 182300), (14584, 173600), (17360, 145840), (18230, 138880), (19840, 127610), (21700, 116672), (22400, 113026), (24800, 102088), (25522, 99200), (27776, 91150), (29168, 86800), (34720, 72920), (36460, 69440), (39680, 63805), (43400, 58336), (44800, 56513), (45575, 55552), (49600, 51044)]