2146872880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1097}}^1\times {\mathrm{1439}}^1$

素因数の和:2566

約数の個数: 80

約数和(自身を含む): 5293589760

約数和(自身を除く): 3146716880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1097, 1360, 1439, 2194, 2878, 4388, 5485, 5756, 7195, 8776, 10970, 11512, 14390, 17552, 18649, 21940, 23024, 24463, 28780, 37298, 43880, 48926, 57560, 74596, 87760, 93245, 97852, 115120, 122315, 149192, 186490, 195704, 244630, 298384, 372980, 391408, 489260, 745960, 978520, 1491920, 1578583, 1957040, 3157166, 6314332, 7892915, 12628664, 15785830, 25257328, 26835911, 31571660, 53671822, 63143320, 107343644, 126286640, 134179555, 214687288, 268359110, 429374576, 536718220, 1073436440, 2146872880]

約数ペア:

[(1, 2146872880), (2, 1073436440), (4, 536718220), (5, 429374576), (8, 268359110), (10, 214687288), (16, 134179555), (17, 126286640), (20, 107343644), (34, 63143320), (40, 53671822), (68, 31571660), (80, 26835911), (85, 25257328), (136, 15785830), (170, 12628664), (272, 7892915), (340, 6314332), (680, 3157166), (1097, 1957040), (1360, 1578583), (1439, 1491920), (2194, 978520), (2878, 745960), (4388, 489260), (5485, 391408), (5756, 372980), (7195, 298384), (8776, 244630), (10970, 195704), (11512, 186490), (14390, 149192), (17552, 122315), (18649, 115120), (21940, 97852), (23024, 93245), (24463, 87760), (28780, 74596), (37298, 57560), (43880, 48926)]