80407320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{95723}}^1$

素因数の和:95744

約数の個数: 64

約数和(自身を含む): 275685120

約数和(自身を除く): 195277800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 95723, 191446, 287169, 382892, 478615, 574338, 670061, 765784, 957230, 1148676, 1340122, 1435845, 1914460, 2010183, 2297352, 2680244, 2871690, 3350305, 3828920, 4020366, 5360488, 5743380, 6700610, 8040732, 10050915, 11486760, 13401220, 16081464, 20101830, 26802440, 40203660, 80407320]

約数ペア:

[(1, 80407320), (2, 40203660), (3, 26802440), (4, 20101830), (5, 16081464), (6, 13401220), (7, 11486760), (8, 10050915), (10, 8040732), (12, 6700610), (14, 5743380), (15, 5360488), (20, 4020366), (21, 3828920), (24, 3350305), (28, 2871690), (30, 2680244), (35, 2297352), (40, 2010183), (42, 1914460), (56, 1435845), (60, 1340122), (70, 1148676), (84, 957230), (105, 765784), (120, 670061), (140, 574338), (168, 478615), (210, 382892), (280, 287169), (420, 191446), (840, 95723)]