2780147568

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{74161}}^1$

素因数の和:74254

約数の個数: 80

約数和(自身を含む): 7945420032

約数和(自身を除く): 5165272464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 71, 88, 132, 142, 176, 213, 264, 284, 426, 528, 568, 781, 852, 1136, 1562, 1704, 2343, 3124, 3408, 4686, 6248, 9372, 12496, 18744, 37488, 74161, 148322, 222483, 296644, 444966, 593288, 815771, 889932, 1186576, 1631542, 1779864, 2447313, 3263084, 3559728, 4894626, 5265431, 6526168, 9789252, 10530862, 13052336, 15796293, 19578504, 21061724, 31592586, 39157008, 42123448, 57919741, 63185172, 84246896, 115839482, 126370344, 173759223, 231678964, 252740688, 347518446, 463357928, 695036892, 926715856, 1390073784, 2780147568]

約数ペア:

[(1, 2780147568), (2, 1390073784), (3, 926715856), (4, 695036892), (6, 463357928), (8, 347518446), (11, 252740688), (12, 231678964), (16, 173759223), (22, 126370344), (24, 115839482), (33, 84246896), (44, 63185172), (48, 57919741), (66, 42123448), (71, 39157008), (88, 31592586), (132, 21061724), (142, 19578504), (176, 15796293), (213, 13052336), (264, 10530862), (284, 9789252), (426, 6526168), (528, 5265431), (568, 4894626), (781, 3559728), (852, 3263084), (1136, 2447313), (1562, 1779864), (1704, 1631542), (2343, 1186576), (3124, 889932), (3408, 815771), (4686, 593288), (6248, 444966), (9372, 296644), (12496, 222483), (18744, 148322), (37488, 74161)]