7294720

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 18028080

約数和(自身を除く): 10733360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 139, 160, 164, 205, 256, 278, 320, 328, 410, 556, 640, 656, 695, 820, 1112, 1280, 1312, 1390, 1640, 2224, 2624, 2780, 3280, 4448, 5248, 5560, 5699, 6560, 8896, 10496, 11120, 11398, 13120, 17792, 22240, 22796, 26240, 28495, 35584, 44480, 45592, 52480, 56990, 88960, 91184, 113980, 177920, 182368, 227960, 364736, 455920, 729472, 911840, 1458944, 1823680, 3647360, 7294720]

約数ペア:

[(1, 7294720), (2, 3647360), (4, 1823680), (5, 1458944), (8, 911840), (10, 729472), (16, 455920), (20, 364736), (32, 227960), (40, 182368), (41, 177920), (64, 113980), (80, 91184), (82, 88960), (128, 56990), (139, 52480), (160, 45592), (164, 44480), (205, 35584), (256, 28495), (278, 26240), (320, 22796), (328, 22240), (410, 17792), (556, 13120), (640, 11398), (656, 11120), (695, 10496), (820, 8896), (1112, 6560), (1280, 5699), (1312, 5560), (1390, 5248), (1640, 4448), (2224, 3280), (2624, 2780)]