268176040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19661}}^1$

素因数の和:19714

約数の個数: 64

約数和(自身を含む): 679518720

約数和(自身を除く): 411342680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 19661, 39322, 78644, 98305, 157288, 196610, 216271, 393220, 432542, 609491, 786440, 865084, 1081355, 1218982, 1730168, 2162710, 2437964, 3047455, 4325420, 4875928, 6094910, 6704401, 8650840, 12189820, 13408802, 24379640, 26817604, 33522005, 53635208, 67044010, 134088020, 268176040]

約数ペア:

[(1, 268176040), (2, 134088020), (4, 67044010), (5, 53635208), (8, 33522005), (10, 26817604), (11, 24379640), (20, 13408802), (22, 12189820), (31, 8650840), (40, 6704401), (44, 6094910), (55, 4875928), (62, 4325420), (88, 3047455), (110, 2437964), (124, 2162710), (155, 1730168), (220, 1218982), (248, 1081355), (310, 865084), (341, 786440), (440, 609491), (620, 432542), (682, 393220), (1240, 216271), (1364, 196610), (1705, 157288), (2728, 98305), (3410, 78644), (6820, 39322), (13640, 19661)]