257491116

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4327}}^1$

素因数の和:4388

約数の個数: 96

約数和(自身を含む): 727104000

約数和(自身を除く): 469612884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 38, 54, 57, 58, 76, 87, 108, 114, 116, 171, 174, 228, 261, 342, 348, 513, 522, 551, 684, 783, 1026, 1044, 1102, 1566, 1653, 2052, 2204, 3132, 3306, 4327, 4959, 6612, 8654, 9918, 12981, 14877, 17308, 19836, 25962, 29754, 38943, 51924, 59508, 77886, 82213, 116829, 125483, 155772, 164426, 233658, 246639, 250966, 328852, 376449, 467316, 493278, 501932, 739917, 752898, 986556, 1129347, 1479834, 1505796, 2219751, 2258694, 2384177, 2959668, 3388041, 4439502, 4517388, 4768354, 6776082, 7152531, 8879004, 9536708, 13552164, 14305062, 21457593, 28610124, 42915186, 64372779, 85830372, 128745558, 257491116]

約数ペア:

[(1, 257491116), (2, 128745558), (3, 85830372), (4, 64372779), (6, 42915186), (9, 28610124), (12, 21457593), (18, 14305062), (19, 13552164), (27, 9536708), (29, 8879004), (36, 7152531), (38, 6776082), (54, 4768354), (57, 4517388), (58, 4439502), (76, 3388041), (87, 2959668), (108, 2384177), (114, 2258694), (116, 2219751), (171, 1505796), (174, 1479834), (228, 1129347), (261, 986556), (342, 752898), (348, 739917), (513, 501932), (522, 493278), (551, 467316), (684, 376449), (783, 328852), (1026, 250966), (1044, 246639), (1102, 233658), (1566, 164426), (1653, 155772), (2052, 125483), (2204, 116829), (3132, 82213), (3306, 77886), (4327, 59508), (4959, 51924), (6612, 38943), (8654, 29754), (9918, 25962), (12981, 19836), (14877, 17308)]