1156480

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 2998800

約数和(自身を除く): 1842320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 139, 160, 208, 260, 278, 320, 416, 520, 556, 640, 695, 832, 1040, 1112, 1390, 1664, 1807, 2080, 2224, 2780, 3614, 4160, 4448, 5560, 7228, 8320, 8896, 9035, 11120, 14456, 17792, 18070, 22240, 28912, 36140, 44480, 57824, 72280, 88960, 115648, 144560, 231296, 289120, 578240, 1156480]

約数ペア:

[(1, 1156480), (2, 578240), (4, 289120), (5, 231296), (8, 144560), (10, 115648), (13, 88960), (16, 72280), (20, 57824), (26, 44480), (32, 36140), (40, 28912), (52, 22240), (64, 18070), (65, 17792), (80, 14456), (104, 11120), (128, 9035), (130, 8896), (139, 8320), (160, 7228), (208, 5560), (260, 4448), (278, 4160), (320, 3614), (416, 2780), (520, 2224), (556, 2080), (640, 1807), (695, 1664), (832, 1390), (1040, 1112)]