80395080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1023

約数の個数: 128

約数和(自身を含む): 261014400

約数和(自身を除く): 180619320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 37, 38, 40, 57, 60, 74, 76, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 285, 296, 370, 380, 444, 456, 555, 570, 703, 740, 760, 888, 953, 1110, 1140, 1406, 1480, 1906, 2109, 2220, 2280, 2812, 2859, 3515, 3812, 4218, 4440, 4765, 5624, 5718, 7030, 7624, 8436, 9530, 10545, 11436, 14060, 14295, 16872, 18107, 19060, 21090, 22872, 28120, 28590, 35261, 36214, 38120, 42180, 54321, 57180, 70522, 72428, 84360, 90535, 105783, 108642, 114360, 141044, 144856, 176305, 181070, 211566, 217284, 271605, 282088, 352610, 362140, 423132, 434568, 528915, 543210, 669959, 705220, 724280, 846264, 1057830, 1086420, 1339918, 1410440, 2009877, 2115660, 2172840, 2679836, 3349795, 4019754, 4231320, 5359672, 6699590, 8039508, 10049385, 13399180, 16079016, 20098770, 26798360, 40197540, 80395080]

約数ペア:

[(1, 80395080), (2, 40197540), (3, 26798360), (4, 20098770), (5, 16079016), (6, 13399180), (8, 10049385), (10, 8039508), (12, 6699590), (15, 5359672), (19, 4231320), (20, 4019754), (24, 3349795), (30, 2679836), (37, 2172840), (38, 2115660), (40, 2009877), (57, 1410440), (60, 1339918), (74, 1086420), (76, 1057830), (95, 846264), (111, 724280), (114, 705220), (120, 669959), (148, 543210), (152, 528915), (185, 434568), (190, 423132), (222, 362140), (228, 352610), (285, 282088), (296, 271605), (370, 217284), (380, 211566), (444, 181070), (456, 176305), (555, 144856), (570, 141044), (703, 114360), (740, 108642), (760, 105783), (888, 90535), (953, 84360), (1110, 72428), (1140, 70522), (1406, 57180), (1480, 54321), (1906, 42180), (2109, 38120), (2220, 36214), (2280, 35261), (2812, 28590), (2859, 28120), (3515, 22872), (3812, 21090), (4218, 19060), (4440, 18107), (4765, 16872), (5624, 14295), (5718, 14060), (7030, 11436), (7624, 10545), (8436, 9530)]