149597440

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1601}}^1$

素因数の和:1695

約数の個数: 72

約数和(自身を含む): 363468168

約数和(自身を除く): 213870728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 584, 640, 730, 1168, 1280, 1460, 1601, 2336, 2920, 3202, 4672, 5840, 6404, 8005, 9344, 11680, 12808, 16010, 18688, 23360, 25616, 32020, 46720, 51232, 64040, 93440, 102464, 116873, 128080, 204928, 233746, 256160, 409856, 467492, 512320, 584365, 934984, 1024640, 1168730, 1869968, 2049280, 2337460, 3739936, 4674920, 7479872, 9349840, 14959744, 18699680, 29919488, 37399360, 74798720, 149597440]

約数ペア:

[(1, 149597440), (2, 74798720), (4, 37399360), (5, 29919488), (8, 18699680), (10, 14959744), (16, 9349840), (20, 7479872), (32, 4674920), (40, 3739936), (64, 2337460), (73, 2049280), (80, 1869968), (128, 1168730), (146, 1024640), (160, 934984), (256, 584365), (292, 512320), (320, 467492), (365, 409856), (584, 256160), (640, 233746), (730, 204928), (1168, 128080), (1280, 116873), (1460, 102464), (1601, 93440), (2336, 64040), (2920, 51232), (3202, 46720), (4672, 32020), (5840, 25616), (6404, 23360), (8005, 18688), (9344, 16010), (11680, 12808)]