256498560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{44531}}^1$

素因数の和:44556

約数の個数: 96

約数和(自身を含む): 885741480

約数和(自身を除く): 629242920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 44531, 89062, 133593, 178124, 222655, 267186, 356248, 400779, 445310, 534372, 667965, 712496, 801558, 890620, 1068744, 1335930, 1424992, 1603116, 1781240, 2003895, 2137488, 2671860, 2849984, 3206232, 3562480, 4007790, 4274976, 5343720, 5699968, 6412464, 7124960, 8015580, 8549952, 10687440, 12824928, 14249920, 16031160, 17099904, 21374880, 25649856, 28499840, 32062320, 42749760, 51299712, 64124640, 85499520, 128249280, 256498560]

約数ペア:

[(1, 256498560), (2, 128249280), (3, 85499520), (4, 64124640), (5, 51299712), (6, 42749760), (8, 32062320), (9, 28499840), (10, 25649856), (12, 21374880), (15, 17099904), (16, 16031160), (18, 14249920), (20, 12824928), (24, 10687440), (30, 8549952), (32, 8015580), (36, 7124960), (40, 6412464), (45, 5699968), (48, 5343720), (60, 4274976), (64, 4007790), (72, 3562480), (80, 3206232), (90, 2849984), (96, 2671860), (120, 2137488), (128, 2003895), (144, 1781240), (160, 1603116), (180, 1424992), (192, 1335930), (240, 1068744), (288, 890620), (320, 801558), (360, 712496), (384, 667965), (480, 534372), (576, 445310), (640, 400779), (720, 356248), (960, 267186), (1152, 222655), (1440, 178124), (1920, 133593), (2880, 89062), (5760, 44531)]