57538728

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 177945600

約数和(自身を除く): 120406872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 234, 248, 279, 312, 351, 372, 403, 468, 558, 661, 702, 744, 806, 837, 936, 1116, 1209, 1322, 1404, 1612, 1674, 1983, 2232, 2418, 2644, 2808, 3224, 3348, 3627, 3966, 4836, 5288, 5949, 6696, 7254, 7932, 8593, 9672, 10881, 11898, 14508, 15864, 17186, 17847, 20491, 21762, 23796, 25779, 29016, 34372, 35694, 40982, 43524, 47592, 51558, 61473, 68744, 71388, 77337, 81964, 87048, 103116, 122946, 142776, 154674, 163928, 184419, 206232, 232011, 245892, 266383, 309348, 368838, 464022, 491784, 532766, 553257, 618696, 737676, 799149, 928044, 1065532, 1106514, 1475352, 1598298, 1856088, 2131064, 2213028, 2397447, 3196596, 4426056, 4794894, 6393192, 7192341, 9589788, 14384682, 19179576, 28769364, 57538728]

約数ペア:

[(1, 57538728), (2, 28769364), (3, 19179576), (4, 14384682), (6, 9589788), (8, 7192341), (9, 6393192), (12, 4794894), (13, 4426056), (18, 3196596), (24, 2397447), (26, 2213028), (27, 2131064), (31, 1856088), (36, 1598298), (39, 1475352), (52, 1106514), (54, 1065532), (62, 928044), (72, 799149), (78, 737676), (93, 618696), (104, 553257), (108, 532766), (117, 491784), (124, 464022), (156, 368838), (186, 309348), (216, 266383), (234, 245892), (248, 232011), (279, 206232), (312, 184419), (351, 163928), (372, 154674), (403, 142776), (468, 122946), (558, 103116), (661, 87048), (702, 81964), (744, 77337), (806, 71388), (837, 68744), (936, 61473), (1116, 51558), (1209, 47592), (1322, 43524), (1404, 40982), (1612, 35694), (1674, 34372), (1983, 29016), (2232, 25779), (2418, 23796), (2644, 21762), (2808, 20491), (3224, 17847), (3348, 17186), (3627, 15864), (3966, 14508), (4836, 11898), (5288, 10881), (5949, 9672), (6696, 8593), (7254, 7932)]