855278760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{3253}}^1$

素因数の和:3587

約数の個数: 128

約数和(自身を含む): 2942657280

約数和(自身を除く): 2087378520

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, 313, 420, 626, 840, 939, 1252, 1565, 1878, 2191, 2504, 3130, 3253, 3756, 4382, 4695, 6260, 6506, 6573, 7512, 8764, 9390, 9759, 10955, 12520, 13012, 13146, 16265, 17528, 18780, 19518, 21910, 22771, 26024, 26292, 32530, 32865, 37560, 39036, 43820, 45542, 48795, 52584, 65060, 65730, 68313, 78072, 87640, 91084, 97590, 113855, 130120, 131460, 136626, 182168, 195180, 227710, 262920, 273252, 341565, 390360, 455420, 546504, 683130, 910840, 1018189, 1366260, 2036378, 2732520, 3054567, 4072756, 5090945, 6109134, 7127323, 8145512, 10181890, 12218268, 14254646, 15272835, 20363780, 21381969, 24436536, 28509292, 30545670, 35636615, 40727560, 42763938, 57018584, 61091340, 71273230, 85527876, 106909845, 122182680, 142546460, 171055752, 213819690, 285092920, 427639380, 855278760]

約数ペア:

[(1, 855278760), (2, 427639380), (3, 285092920), (4, 213819690), (5, 171055752), (6, 142546460), (7, 122182680), (8, 106909845), (10, 85527876), (12, 71273230), (14, 61091340), (15, 57018584), (20, 42763938), (21, 40727560), (24, 35636615), (28, 30545670), (30, 28509292), (35, 24436536), (40, 21381969), (42, 20363780), (56, 15272835), (60, 14254646), (70, 12218268), (84, 10181890), (105, 8145512), (120, 7127323), (140, 6109134), (168, 5090945), (210, 4072756), (280, 3054567), (313, 2732520), (420, 2036378), (626, 1366260), (840, 1018189), (939, 910840), (1252, 683130), (1565, 546504), (1878, 455420), (2191, 390360), (2504, 341565), (3130, 273252), (3253, 262920), (3756, 227710), (4382, 195180), (4695, 182168), (6260, 136626), (6506, 131460), (6573, 130120), (7512, 113855), (8764, 97590), (9390, 91084), (9759, 87640), (10955, 78072), (12520, 68313), (13012, 65730), (13146, 65060), (16265, 52584), (17528, 48795), (18780, 45542), (19518, 43820), (21910, 39036), (22771, 37560), (26024, 32865), (26292, 32530)]