1198989728

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 2466326016

約数和(自身を除く): 1267336288

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 127, 248, 254, 307, 496, 508, 614, 961, 992, 1016, 1228, 1922, 2032, 2456, 3844, 3937, 4064, 4912, 7688, 7874, 9517, 9824, 15376, 15748, 19034, 30752, 31496, 38068, 38989, 62992, 76136, 77978, 122047, 125984, 152272, 155956, 244094, 295027, 304544, 311912, 488188, 590054, 623824, 976376, 1180108, 1208659, 1247648, 1952752, 2360216, 2417318, 3905504, 4720432, 4834636, 9440864, 9669272, 19338544, 37468429, 38677088, 74936858, 149873716, 299747432, 599494864, 1198989728]

約数ペア:

[(1, 1198989728), (2, 599494864), (4, 299747432), (8, 149873716), (16, 74936858), (31, 38677088), (32, 37468429), (62, 19338544), (124, 9669272), (127, 9440864), (248, 4834636), (254, 4720432), (307, 3905504), (496, 2417318), (508, 2360216), (614, 1952752), (961, 1247648), (992, 1208659), (1016, 1180108), (1228, 976376), (1922, 623824), (2032, 590054), (2456, 488188), (3844, 311912), (3937, 304544), (4064, 295027), (4912, 244094), (7688, 155956), (7874, 152272), (9517, 125984), (9824, 122047), (15376, 77978), (15748, 76136), (19034, 62992), (30752, 38989), (31496, 38068)]