2740807560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{4441}}^1$

素因数の和:4631

約数の個数: 128

約数和(自身を含む): 8507318400

約数和(自身を除く): 5766510840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 139, 148, 185, 222, 278, 296, 370, 417, 444, 555, 556, 695, 740, 834, 888, 1110, 1112, 1390, 1480, 1668, 2085, 2220, 2780, 3336, 4170, 4440, 4441, 5143, 5560, 8340, 8882, 10286, 13323, 15429, 16680, 17764, 20572, 22205, 25715, 26646, 30858, 35528, 41144, 44410, 51430, 53292, 61716, 66615, 77145, 88820, 102860, 106584, 123432, 133230, 154290, 164317, 177640, 205720, 266460, 308580, 328634, 492951, 532920, 617160, 617299, 657268, 821585, 985902, 1234598, 1314536, 1643170, 1851897, 1971804, 2464755, 2469196, 3086495, 3286340, 3703794, 3943608, 4929510, 4938392, 6172990, 6572680, 7407588, 9259485, 9859020, 12345980, 14815176, 18518970, 19718040, 22840063, 24691960, 37037940, 45680126, 68520189, 74075880, 91360252, 114200315, 137040378, 182720504, 228400630, 274080756, 342600945, 456801260, 548161512, 685201890, 913602520, 1370403780, 2740807560]

約数ペア:

[(1, 2740807560), (2, 1370403780), (3, 913602520), (4, 685201890), (5, 548161512), (6, 456801260), (8, 342600945), (10, 274080756), (12, 228400630), (15, 182720504), (20, 137040378), (24, 114200315), (30, 91360252), (37, 74075880), (40, 68520189), (60, 45680126), (74, 37037940), (111, 24691960), (120, 22840063), (139, 19718040), (148, 18518970), (185, 14815176), (222, 12345980), (278, 9859020), (296, 9259485), (370, 7407588), (417, 6572680), (444, 6172990), (555, 4938392), (556, 4929510), (695, 3943608), (740, 3703794), (834, 3286340), (888, 3086495), (1110, 2469196), (1112, 2464755), (1390, 1971804), (1480, 1851897), (1668, 1643170), (2085, 1314536), (2220, 1234598), (2780, 985902), (3336, 821585), (4170, 657268), (4440, 617299), (4441, 617160), (5143, 532920), (5560, 492951), (8340, 328634), (8882, 308580), (10286, 266460), (13323, 205720), (15429, 177640), (16680, 164317), (17764, 154290), (20572, 133230), (22205, 123432), (25715, 106584), (26646, 102860), (30858, 88820), (35528, 77145), (41144, 66615), (44410, 61716), (51430, 53292)]