56280564

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 146397888

約数和(自身を除く): 90117324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 97, 142, 194, 213, 227, 284, 291, 388, 426, 454, 582, 639, 681, 852, 873, 908, 1164, 1278, 1362, 1746, 2043, 2556, 2724, 3492, 4086, 6887, 8172, 13774, 16117, 20661, 22019, 27548, 32234, 41322, 44038, 48351, 61983, 64468, 66057, 82644, 88076, 96702, 123966, 132114, 145053, 193404, 198171, 247932, 264228, 290106, 396342, 580212, 792684, 1563349, 3126698, 4690047, 6253396, 9380094, 14070141, 18760188, 28140282, 56280564]

約数ペア:

[(1, 56280564), (2, 28140282), (3, 18760188), (4, 14070141), (6, 9380094), (9, 6253396), (12, 4690047), (18, 3126698), (36, 1563349), (71, 792684), (97, 580212), (142, 396342), (194, 290106), (213, 264228), (227, 247932), (284, 198171), (291, 193404), (388, 145053), (426, 132114), (454, 123966), (582, 96702), (639, 88076), (681, 82644), (852, 66057), (873, 64468), (908, 61983), (1164, 48351), (1278, 44038), (1362, 41322), (1746, 32234), (2043, 27548), (2556, 22019), (2724, 20661), (3492, 16117), (4086, 13774), (6887, 8172)]