28768773780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2657}}^1\times {\mathrm{20051}}^1$

素因数の和:22726

約数の個数: 96

約数和(自身を含む): 89541002880

約数和(自身を除く): 60772229100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2657, 5314, 7971, 10628, 13285, 15942, 20051, 23913, 26570, 31884, 39855, 40102, 47826, 53140, 60153, 71739, 79710, 80204, 95652, 100255, 119565, 120306, 143478, 159420, 180459, 200510, 239130, 240612, 286956, 300765, 358695, 360918, 401020, 478260, 541377, 601530, 717390, 721836, 902295, 1082754, 1203060, 1434780, 1804590, 2165508, 2706885, 3609180, 5413770, 10827540, 53275507, 106551014, 159826521, 213102028, 266377535, 319653042, 479479563, 532755070, 639306084, 799132605, 958959126, 1065510140, 1438438689, 1598265210, 1917918252, 2397397815, 2876877378, 3196530420, 4794795630, 5753754756, 7192193445, 9589591260, 14384386890, 28768773780]

約数ペア:

[(1, 28768773780), (2, 14384386890), (3, 9589591260), (4, 7192193445), (5, 5753754756), (6, 4794795630), (9, 3196530420), (10, 2876877378), (12, 2397397815), (15, 1917918252), (18, 1598265210), (20, 1438438689), (27, 1065510140), (30, 958959126), (36, 799132605), (45, 639306084), (54, 532755070), (60, 479479563), (90, 319653042), (108, 266377535), (135, 213102028), (180, 159826521), (270, 106551014), (540, 53275507), (2657, 10827540), (5314, 5413770), (7971, 3609180), (10628, 2706885), (13285, 2165508), (15942, 1804590), (20051, 1434780), (23913, 1203060), (26570, 1082754), (31884, 902295), (39855, 721836), (40102, 717390), (47826, 601530), (53140, 541377), (60153, 478260), (71739, 401020), (79710, 360918), (80204, 358695), (95652, 300765), (100255, 286956), (119565, 240612), (120306, 239130), (143478, 200510), (159420, 180459)]