208261680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78887}}^1$

素因数の和:78914

約数の個数: 80

約数和(自身を含む): 704312064

約数和(自身を除く): 496050384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 78887, 157774, 236661, 315548, 394435, 473322, 631096, 788870, 867757, 946644, 1183305, 1262192, 1577740, 1735514, 1893288, 2366610, 2603271, 3155480, 3471028, 3786576, 4338785, 4733220, 5206542, 6310960, 6942056, 8677570, 9466440, 10413084, 13016355, 13884112, 17355140, 18932880, 20826168, 26032710, 34710280, 41652336, 52065420, 69420560, 104130840, 208261680]

約数ペア:

[(1, 208261680), (2, 104130840), (3, 69420560), (4, 52065420), (5, 41652336), (6, 34710280), (8, 26032710), (10, 20826168), (11, 18932880), (12, 17355140), (15, 13884112), (16, 13016355), (20, 10413084), (22, 9466440), (24, 8677570), (30, 6942056), (33, 6310960), (40, 5206542), (44, 4733220), (48, 4338785), (55, 3786576), (60, 3471028), (66, 3155480), (80, 2603271), (88, 2366610), (110, 1893288), (120, 1735514), (132, 1577740), (165, 1262192), (176, 1183305), (220, 946644), (240, 867757), (264, 788870), (330, 631096), (440, 473322), (528, 394435), (660, 315548), (880, 236661), (1320, 157774), (2640, 78887)]