20288655480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{12451}}^1$

素因数の和:12869

約数の個数: 128

約数和(自身を含む): 62686356480

約数和(自身を除く): 42397701000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 367, 370, 444, 555, 734, 740, 888, 1101, 1110, 1468, 1480, 1835, 2202, 2220, 2936, 3670, 4404, 4440, 5505, 7340, 8808, 11010, 12451, 13579, 14680, 22020, 24902, 27158, 37353, 40737, 44040, 49804, 54316, 62255, 67895, 74706, 81474, 99608, 108632, 124510, 135790, 149412, 162948, 186765, 203685, 249020, 271580, 298824, 325896, 373530, 407370, 460687, 498040, 543160, 747060, 814740, 921374, 1382061, 1494120, 1629480, 1842748, 2303435, 2764122, 3685496, 4569517, 4606870, 5528244, 6910305, 9139034, 9213740, 11056488, 13708551, 13820610, 18278068, 18427480, 22847585, 27417102, 27641220, 36556136, 45695170, 54834204, 55282440, 68542755, 91390340, 109668408, 137085510, 169072129, 182780680, 274171020, 338144258, 507216387, 548342040, 676288516, 845360645, 1014432774, 1352577032, 1690721290, 2028865548, 2536081935, 3381442580, 4057731096, 5072163870, 6762885160, 10144327740, 20288655480]

約数ペア:

[(1, 20288655480), (2, 10144327740), (3, 6762885160), (4, 5072163870), (5, 4057731096), (6, 3381442580), (8, 2536081935), (10, 2028865548), (12, 1690721290), (15, 1352577032), (20, 1014432774), (24, 845360645), (30, 676288516), (37, 548342040), (40, 507216387), (60, 338144258), (74, 274171020), (111, 182780680), (120, 169072129), (148, 137085510), (185, 109668408), (222, 91390340), (296, 68542755), (367, 55282440), (370, 54834204), (444, 45695170), (555, 36556136), (734, 27641220), (740, 27417102), (888, 22847585), (1101, 18427480), (1110, 18278068), (1468, 13820610), (1480, 13708551), (1835, 11056488), (2202, 9213740), (2220, 9139034), (2936, 6910305), (3670, 5528244), (4404, 4606870), (4440, 4569517), (5505, 3685496), (7340, 2764122), (8808, 2303435), (11010, 1842748), (12451, 1629480), (13579, 1494120), (14680, 1382061), (22020, 921374), (24902, 814740), (27158, 747060), (37353, 543160), (40737, 498040), (44040, 460687), (49804, 407370), (54316, 373530), (62255, 325896), (67895, 298824), (74706, 271580), (81474, 249020), (99608, 203685), (108632, 186765), (124510, 162948), (135790, 149412)]