745668480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{388369}}^1$

素因数の和:388391

約数の個数: 64

約数和(自身を含む): 2376824400

約数和(自身を除く): 1631155920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 388369, 776738, 1165107, 1553476, 1941845, 2330214, 3106952, 3883690, 4660428, 5825535, 6213904, 7767380, 9320856, 11651070, 12427808, 15534760, 18641712, 23302140, 24855616, 31069520, 37283424, 46604280, 49711232, 62139040, 74566848, 93208560, 124278080, 149133696, 186417120, 248556160, 372834240, 745668480]

約数ペア:

[(1, 745668480), (2, 372834240), (3, 248556160), (4, 186417120), (5, 149133696), (6, 124278080), (8, 93208560), (10, 74566848), (12, 62139040), (15, 49711232), (16, 46604280), (20, 37283424), (24, 31069520), (30, 24855616), (32, 23302140), (40, 18641712), (48, 15534760), (60, 12427808), (64, 11651070), (80, 9320856), (96, 7767380), (120, 6213904), (128, 5825535), (160, 4660428), (192, 3883690), (240, 3106952), (320, 2330214), (384, 1941845), (480, 1553476), (640, 1165107), (960, 776738), (1920, 388369)]