64659540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^2$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 198138528

約数和(自身を除く): 133478988

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 313, 330, 626, 660, 939, 1252, 1565, 1878, 3130, 3443, 3756, 4695, 6260, 6886, 9390, 10329, 13772, 17215, 18780, 20658, 34430, 41316, 51645, 68860, 97969, 103290, 195938, 206580, 293907, 391876, 489845, 587814, 979690, 1077659, 1175628, 1469535, 1959380, 2155318, 2939070, 3232977, 4310636, 5388295, 5878140, 6465954, 10776590, 12931908, 16164885, 21553180, 32329770, 64659540]

約数ペア:

[(1, 64659540), (2, 32329770), (3, 21553180), (4, 16164885), (5, 12931908), (6, 10776590), (10, 6465954), (11, 5878140), (12, 5388295), (15, 4310636), (20, 3232977), (22, 2939070), (30, 2155318), (33, 1959380), (44, 1469535), (55, 1175628), (60, 1077659), (66, 979690), (110, 587814), (132, 489845), (165, 391876), (220, 293907), (313, 206580), (330, 195938), (626, 103290), (660, 97969), (939, 68860), (1252, 51645), (1565, 41316), (1878, 34430), (3130, 20658), (3443, 18780), (3756, 17215), (4695, 13772), (6260, 10329), (6886, 9390)]