177204580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2477}}^1$

素因数の和:2573

約数の個数: 72

約数和(自身を含む): 438992568

約数和(自身を除く): 261787988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2477, 2555, 3577, 4954, 5110, 7154, 9908, 10220, 12385, 14308, 17339, 17885, 24770, 34678, 35770, 49540, 69356, 71540, 86695, 121373, 173390, 180821, 242746, 346780, 361642, 485492, 606865, 723284, 904105, 1213730, 1265747, 1808210, 2427460, 2531494, 3616420, 5062988, 6328735, 8860229, 12657470, 17720458, 25314940, 35440916, 44301145, 88602290, 177204580]

約数ペア:

[(1, 177204580), (2, 88602290), (4, 44301145), (5, 35440916), (7, 25314940), (10, 17720458), (14, 12657470), (20, 8860229), (28, 6328735), (35, 5062988), (49, 3616420), (70, 2531494), (73, 2427460), (98, 1808210), (140, 1265747), (146, 1213730), (196, 904105), (245, 723284), (292, 606865), (365, 485492), (490, 361642), (511, 346780), (730, 242746), (980, 180821), (1022, 173390), (1460, 121373), (2044, 86695), (2477, 71540), (2555, 69356), (3577, 49540), (4954, 35770), (5110, 34678), (7154, 24770), (9908, 17885), (10220, 17339), (12385, 14308)]