149987840

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1493

約数の個数: 80

約数和(自身を含む): 368648280

約数和(自身を除く): 218660440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 820, 1280, 1312, 1429, 1640, 2560, 2624, 2858, 3280, 5248, 5716, 6560, 7145, 10496, 11432, 13120, 14290, 20992, 22864, 26240, 28580, 45728, 52480, 57160, 58589, 91456, 104960, 114320, 117178, 182912, 228640, 234356, 292945, 365824, 457280, 468712, 585890, 731648, 914560, 937424, 1171780, 1829120, 1874848, 2343560, 3658240, 3749696, 4687120, 7499392, 9374240, 14998784, 18748480, 29997568, 37496960, 74993920, 149987840]

約数ペア:

[(1, 149987840), (2, 74993920), (4, 37496960), (5, 29997568), (8, 18748480), (10, 14998784), (16, 9374240), (20, 7499392), (32, 4687120), (40, 3749696), (41, 3658240), (64, 2343560), (80, 1874848), (82, 1829120), (128, 1171780), (160, 937424), (164, 914560), (205, 731648), (256, 585890), (320, 468712), (328, 457280), (410, 365824), (512, 292945), (640, 234356), (656, 228640), (820, 182912), (1280, 117178), (1312, 114320), (1429, 104960), (1640, 91456), (2560, 58589), (2624, 57160), (2858, 52480), (3280, 45728), (5248, 28580), (5716, 26240), (6560, 22864), (7145, 20992), (10496, 14290), (11432, 13120)]