65581440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{34157}}^1$

素因数の和:34179

約数の個数: 64

約数和(自身を含む): 209046960

約数和(自身を除く): 143465520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 34157, 68314, 102471, 136628, 170785, 204942, 273256, 341570, 409884, 512355, 546512, 683140, 819768, 1024710, 1093024, 1366280, 1639536, 2049420, 2186048, 2732560, 3279072, 4098840, 4372096, 5465120, 6558144, 8197680, 10930240, 13116288, 16395360, 21860480, 32790720, 65581440]

約数ペア:

[(1, 65581440), (2, 32790720), (3, 21860480), (4, 16395360), (5, 13116288), (6, 10930240), (8, 8197680), (10, 6558144), (12, 5465120), (15, 4372096), (16, 4098840), (20, 3279072), (24, 2732560), (30, 2186048), (32, 2049420), (40, 1639536), (48, 1366280), (60, 1093024), (64, 1024710), (80, 819768), (96, 683140), (120, 546512), (128, 512355), (160, 409884), (192, 341570), (240, 273256), (320, 204942), (384, 170785), (480, 136628), (640, 102471), (960, 68314), (1920, 34157)]