401934680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^2$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 1053453600

約数和(自身を除く): 651518920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 127, 140, 178, 254, 280, 356, 445, 508, 623, 635, 712, 889, 890, 1016, 1246, 1270, 1778, 1780, 2492, 2540, 3115, 3556, 3560, 4445, 4984, 5080, 6230, 7112, 8890, 11303, 12460, 16129, 17780, 22606, 24920, 32258, 35560, 45212, 56515, 64516, 79121, 80645, 90424, 112903, 113030, 129032, 158242, 161290, 225806, 226060, 316484, 322580, 395605, 451612, 452120, 564515, 632968, 645160, 791210, 903224, 1129030, 1435481, 1582420, 2258060, 2870962, 3164840, 4516120, 5741924, 7177405, 10048367, 11483848, 14354810, 20096734, 28709620, 40193468, 50241835, 57419240, 80386936, 100483670, 200967340, 401934680]

約数ペア:

[(1, 401934680), (2, 200967340), (4, 100483670), (5, 80386936), (7, 57419240), (8, 50241835), (10, 40193468), (14, 28709620), (20, 20096734), (28, 14354810), (35, 11483848), (40, 10048367), (56, 7177405), (70, 5741924), (89, 4516120), (127, 3164840), (140, 2870962), (178, 2258060), (254, 1582420), (280, 1435481), (356, 1129030), (445, 903224), (508, 791210), (623, 645160), (635, 632968), (712, 564515), (889, 452120), (890, 451612), (1016, 395605), (1246, 322580), (1270, 316484), (1778, 226060), (1780, 225806), (2492, 161290), (2540, 158242), (3115, 129032), (3556, 113030), (3560, 112903), (4445, 90424), (4984, 80645), (5080, 79121), (6230, 64516), (7112, 56515), (8890, 45212), (11303, 35560), (12460, 32258), (16129, 24920), (17780, 22606)]