73654280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11437}}^1$

素因数の和:11478

約数の個数: 64

約数和(自身を含む): 197648640

約数和(自身を除く): 123994360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 11437, 22874, 45748, 57185, 80059, 91496, 114370, 160118, 228740, 263051, 320236, 400295, 457480, 526102, 640472, 800590, 1052204, 1315255, 1601180, 1841357, 2104408, 2630510, 3202360, 3682714, 5261020, 7365428, 9206785, 10522040, 14730856, 18413570, 36827140, 73654280]

約数ペア:

[(1, 73654280), (2, 36827140), (4, 18413570), (5, 14730856), (7, 10522040), (8, 9206785), (10, 7365428), (14, 5261020), (20, 3682714), (23, 3202360), (28, 2630510), (35, 2104408), (40, 1841357), (46, 1601180), (56, 1315255), (70, 1052204), (92, 800590), (115, 640472), (140, 526102), (161, 457480), (184, 400295), (230, 320236), (280, 263051), (322, 228740), (460, 160118), (644, 114370), (805, 91496), (920, 80059), (1288, 57185), (1610, 45748), (3220, 22874), (6440, 11437)]