128027760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{76207}}^1$

素因数の和:76230

約数の個数: 80

約数和(自身を含む): 453590016

約数和(自身を除く): 325562256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 76207, 152414, 228621, 304828, 381035, 457242, 533449, 609656, 762070, 914484, 1066898, 1143105, 1219312, 1524140, 1600347, 1828968, 2133796, 2286210, 2667245, 3048280, 3200694, 3657936, 4267592, 4572420, 5334490, 6096560, 6401388, 8001735, 8535184, 9144840, 10668980, 12802776, 16003470, 18289680, 21337960, 25605552, 32006940, 42675920, 64013880, 128027760]

約数ペア:

[(1, 128027760), (2, 64013880), (3, 42675920), (4, 32006940), (5, 25605552), (6, 21337960), (7, 18289680), (8, 16003470), (10, 12802776), (12, 10668980), (14, 9144840), (15, 8535184), (16, 8001735), (20, 6401388), (21, 6096560), (24, 5334490), (28, 4572420), (30, 4267592), (35, 3657936), (40, 3200694), (42, 3048280), (48, 2667245), (56, 2286210), (60, 2133796), (70, 1828968), (80, 1600347), (84, 1524140), (105, 1219312), (112, 1143105), (120, 1066898), (140, 914484), (168, 762070), (210, 609656), (240, 533449), (280, 457242), (336, 381035), (420, 304828), (560, 228621), (840, 152414), (1680, 76207)]