140640256

素因数分解:

$2^{17}\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 72

約数和(自身を含む): 298843020

約数和(自身を除く): 158202764

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 74, 116, 128, 148, 232, 256, 296, 464, 512, 592, 928, 1024, 1073, 1184, 1856, 2048, 2146, 2368, 3712, 4096, 4292, 4736, 7424, 8192, 8584, 9472, 14848, 16384, 17168, 18944, 29696, 32768, 34336, 37888, 59392, 65536, 68672, 75776, 118784, 131072, 137344, 151552, 237568, 274688, 303104, 475136, 549376, 606208, 950272, 1098752, 1212416, 1900544, 2197504, 2424832, 3801088, 4395008, 4849664, 8790016, 17580032, 35160064, 70320128, 140640256]

約数ペア:

[(1, 140640256), (2, 70320128), (4, 35160064), (8, 17580032), (16, 8790016), (29, 4849664), (32, 4395008), (37, 3801088), (58, 2424832), (64, 2197504), (74, 1900544), (116, 1212416), (128, 1098752), (148, 950272), (232, 606208), (256, 549376), (296, 475136), (464, 303104), (512, 274688), (592, 237568), (928, 151552), (1024, 137344), (1073, 131072), (1184, 118784), (1856, 75776), (2048, 68672), (2146, 65536), (2368, 59392), (3712, 37888), (4096, 34336), (4292, 32768), (4736, 29696), (7424, 18944), (8192, 17168), (8584, 16384), (9472, 14848)]