144935680

素因数分解:

$2^8\times 5^1\times {\mathrm{199}}^1\times {\mathrm{569}}^1$

素因数の和:789

約数の個数: 72

約数和(自身を含む): 349524000

約数和(自身を除く): 204588320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 398, 569, 640, 796, 995, 1138, 1280, 1592, 1990, 2276, 2845, 3184, 3980, 4552, 5690, 6368, 7960, 9104, 11380, 12736, 15920, 18208, 22760, 25472, 31840, 36416, 45520, 50944, 63680, 72832, 91040, 113231, 127360, 145664, 182080, 226462, 254720, 364160, 452924, 566155, 728320, 905848, 1132310, 1811696, 2264620, 3623392, 4529240, 7246784, 9058480, 14493568, 18116960, 28987136, 36233920, 72467840, 144935680]

約数ペア:

[(1, 144935680), (2, 72467840), (4, 36233920), (5, 28987136), (8, 18116960), (10, 14493568), (16, 9058480), (20, 7246784), (32, 4529240), (40, 3623392), (64, 2264620), (80, 1811696), (128, 1132310), (160, 905848), (199, 728320), (256, 566155), (320, 452924), (398, 364160), (569, 254720), (640, 226462), (796, 182080), (995, 145664), (1138, 127360), (1280, 113231), (1592, 91040), (1990, 72832), (2276, 63680), (2845, 50944), (3184, 45520), (3980, 36416), (4552, 31840), (5690, 25472), (6368, 22760), (7960, 18208), (9104, 15920), (11380, 12736)]