78712560

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{4049}}^1$

素因数の和:4077

約数の個数: 120

約数和(自身を含む): 274201200

約数和(自身を除く): 195488640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4049, 4860, 6480, 8098, 9720, 12147, 16196, 19440, 20245, 24294, 32392, 36441, 40490, 48588, 60735, 64784, 72882, 80980, 97176, 109323, 121470, 145764, 161960, 182205, 194352, 218646, 242940, 291528, 323920, 327969, 364410, 437292, 485880, 546615, 583056, 655938, 728820, 874584, 971760, 983907, 1093230, 1311876, 1457640, 1639845, 1749168, 1967814, 2186460, 2623752, 2915280, 3279690, 3935628, 4372920, 4919535, 5247504, 6559380, 7871256, 8745840, 9839070, 13118760, 15742512, 19678140, 26237520, 39356280, 78712560]

約数ペア:

[(1, 78712560), (2, 39356280), (3, 26237520), (4, 19678140), (5, 15742512), (6, 13118760), (8, 9839070), (9, 8745840), (10, 7871256), (12, 6559380), (15, 5247504), (16, 4919535), (18, 4372920), (20, 3935628), (24, 3279690), (27, 2915280), (30, 2623752), (36, 2186460), (40, 1967814), (45, 1749168), (48, 1639845), (54, 1457640), (60, 1311876), (72, 1093230), (80, 983907), (81, 971760), (90, 874584), (108, 728820), (120, 655938), (135, 583056), (144, 546615), (162, 485880), (180, 437292), (216, 364410), (240, 327969), (243, 323920), (270, 291528), (324, 242940), (360, 218646), (405, 194352), (432, 182205), (486, 161960), (540, 145764), (648, 121470), (720, 109323), (810, 97176), (972, 80980), (1080, 72882), (1215, 64784), (1296, 60735), (1620, 48588), (1944, 40490), (2160, 36441), (2430, 32392), (3240, 24294), (3888, 20245), (4049, 19440), (4860, 16196), (6480, 12147), (8098, 9720)]