77858280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72091}}^1$

素因数の和:72111

約数の個数: 64

約数和(自身を含む): 259531200

約数和(自身を除く): 181672920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72091, 144182, 216273, 288364, 360455, 432546, 576728, 648819, 720910, 865092, 1081365, 1297638, 1441820, 1730184, 1946457, 2162730, 2595276, 2883640, 3244095, 3892914, 4325460, 5190552, 6488190, 7785828, 8650920, 9732285, 12976380, 15571656, 19464570, 25952760, 38929140, 77858280]

約数ペア:

[(1, 77858280), (2, 38929140), (3, 25952760), (4, 19464570), (5, 15571656), (6, 12976380), (8, 9732285), (9, 8650920), (10, 7785828), (12, 6488190), (15, 5190552), (18, 4325460), (20, 3892914), (24, 3244095), (27, 2883640), (30, 2595276), (36, 2162730), (40, 1946457), (45, 1730184), (54, 1441820), (60, 1297638), (72, 1081365), (90, 865092), (108, 720910), (120, 648819), (135, 576728), (180, 432546), (216, 360455), (270, 288364), (360, 216273), (540, 144182), (1080, 72091)]