749546880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{390389}}^1$

素因数の和:390411

約数の個数: 64

約数和(自身を含む): 2389186800

約数和(自身を除く): 1639639920

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, 390389, 780778, 1171167, 1561556, 1951945, 2342334, 3123112, 3903890, 4684668, 5855835, 6246224, 7807780, 9369336, 11711670, 12492448, 15615560, 18738672, 23423340, 24984896, 31231120, 37477344, 46846680, 49969792, 62462240, 74954688, 93693360, 124924480, 149909376, 187386720, 249848960, 374773440, 749546880]

約数ペア:

[(1, 749546880), (2, 374773440), (3, 249848960), (4, 187386720), (5, 149909376), (6, 124924480), (8, 93693360), (10, 74954688), (12, 62462240), (15, 49969792), (16, 46846680), (20, 37477344), (24, 31231120), (30, 24984896), (32, 23423340), (40, 18738672), (48, 15615560), (60, 12492448), (64, 11711670), (80, 9369336), (96, 7807780), (120, 6246224), (128, 5855835), (160, 4684668), (192, 3903890), (240, 3123112), (320, 2342334), (384, 1951945), (480, 1561556), (640, 1171167), (960, 780778), (1920, 390389)]