388774470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{4051}}^1$

素因数の和:4525

約数の個数: 64

約数和(自身を含む): 1068950016

約数和(自身を除く): 680175546

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 457, 914, 1371, 2285, 2742, 3199, 4051, 4570, 6398, 6855, 8102, 9597, 12153, 13710, 15995, 19194, 20255, 24306, 28357, 31990, 40510, 47985, 56714, 60765, 85071, 95970, 121530, 141785, 170142, 283570, 425355, 850710, 1851307, 3702614, 5553921, 9256535, 11107842, 12959149, 18513070, 25918298, 27769605, 38877447, 55539210, 64795745, 77754894, 129591490, 194387235, 388774470]

約数ペア:

[(1, 388774470), (2, 194387235), (3, 129591490), (5, 77754894), (6, 64795745), (7, 55539210), (10, 38877447), (14, 27769605), (15, 25918298), (21, 18513070), (30, 12959149), (35, 11107842), (42, 9256535), (70, 5553921), (105, 3702614), (210, 1851307), (457, 850710), (914, 425355), (1371, 283570), (2285, 170142), (2742, 141785), (3199, 121530), (4051, 95970), (4570, 85071), (6398, 60765), (6855, 56714), (8102, 47985), (9597, 40510), (12153, 31990), (13710, 28357), (15995, 24306), (19194, 20255)]