305355498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 778567680

約数和(自身を除く): 473212182

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 127, 131, 133, 138, 161, 254, 262, 266, 322, 381, 393, 399, 437, 483, 762, 786, 798, 874, 889, 917, 966, 1311, 1778, 1834, 2413, 2489, 2622, 2667, 2751, 2921, 3013, 3059, 4826, 4978, 5334, 5502, 5842, 6026, 6118, 7239, 7467, 8763, 9039, 9177, 14478, 14934, 16637, 16891, 17423, 17526, 18078, 18354, 20447, 21091, 33274, 33782, 34846, 40894, 42182, 49911, 50673, 52269, 55499, 57247, 61341, 63273, 99822, 101346, 104538, 110998, 114494, 116459, 122682, 126546, 166497, 171741, 232918, 316103, 332994, 343482, 349377, 382651, 388493, 400729, 632206, 698754, 765302, 776986, 801458, 948309, 1147953, 1165479, 1202187, 1896618, 2212721, 2295906, 2330958, 2404374, 2678557, 4425442, 5357114, 6638163, 7270369, 8035671, 13276326, 14540738, 16071342, 21811107, 43622214, 50892583, 101785166, 152677749, 305355498]

約数ペア:

[(1, 305355498), (2, 152677749), (3, 101785166), (6, 50892583), (7, 43622214), (14, 21811107), (19, 16071342), (21, 14540738), (23, 13276326), (38, 8035671), (42, 7270369), (46, 6638163), (57, 5357114), (69, 4425442), (114, 2678557), (127, 2404374), (131, 2330958), (133, 2295906), (138, 2212721), (161, 1896618), (254, 1202187), (262, 1165479), (266, 1147953), (322, 948309), (381, 801458), (393, 776986), (399, 765302), (437, 698754), (483, 632206), (762, 400729), (786, 388493), (798, 382651), (874, 349377), (889, 343482), (917, 332994), (966, 316103), (1311, 232918), (1778, 171741), (1834, 166497), (2413, 126546), (2489, 122682), (2622, 116459), (2667, 114494), (2751, 110998), (2921, 104538), (3013, 101346), (3059, 99822), (4826, 63273), (4978, 61341), (5334, 57247), (5502, 55499), (5842, 52269), (6026, 50673), (6118, 49911), (7239, 42182), (7467, 40894), (8763, 34846), (9039, 33782), (9177, 33274), (14478, 21091), (14934, 20447), (16637, 18354), (16891, 18078), (17423, 17526)]