78344280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 256

約数和(自身を含む): 306662400

約数和(自身を除く): 228318120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 54, 56, 60, 63, 70, 72, 84, 86, 90, 105, 108, 120, 126, 129, 135, 140, 168, 172, 180, 189, 210, 215, 216, 241, 252, 258, 270, 280, 301, 315, 344, 360, 378, 387, 420, 430, 482, 504, 516, 540, 602, 630, 645, 723, 756, 774, 840, 860, 903, 945, 964, 1032, 1080, 1161, 1204, 1205, 1260, 1290, 1446, 1505, 1512, 1548, 1687, 1720, 1806, 1890, 1928, 1935, 2169, 2322, 2408, 2410, 2520, 2580, 2709, 2892, 3010, 3096, 3374, 3612, 3615, 3780, 3870, 4338, 4515, 4644, 4820, 5061, 5160, 5418, 5784, 5805, 6020, 6507, 6748, 7224, 7230, 7560, 7740, 8127, 8435, 8676, 9030, 9288, 9640, 10122, 10363, 10836, 10845, 11610, 12040, 13014, 13496, 13545, 14460, 15183, 15480, 16254, 16870, 17352, 18060, 20244, 20726, 21672, 21690, 23220, 25305, 26028, 27090, 28920, 30366, 31089, 32508, 32535, 33740, 36120, 40488, 40635, 41452, 43380, 45549, 46440, 50610, 51815, 52056, 54180, 60732, 62178, 65016, 65070, 67480, 72541, 75915, 81270, 82904, 86760, 91098, 93267, 101220, 103630, 108360, 121464, 124356, 130140, 145082, 151830, 155445, 162540, 182196, 186534, 202440, 207260, 217623, 227745, 248712, 260280, 279801, 290164, 303660, 310890, 325080, 362705, 364392, 373068, 414520, 435246, 455490, 466335, 559602, 580328, 607320, 621780, 652869, 725410, 746136, 870492, 910980, 932670, 1088115, 1119204, 1243560, 1305738, 1399005, 1450820, 1740984, 1821960, 1865340, 1958607, 2176230, 2238408, 2611476, 2798010, 2901640, 3264345, 3730680, 3917214, 4352460, 5222952, 5596020, 6528690, 7834428, 8704920, 9793035, 11192040, 13057380, 15668856, 19586070, 26114760, 39172140, 78344280]

約数ペア:

[(1, 78344280), (2, 39172140), (3, 26114760), (4, 19586070), (5, 15668856), (6, 13057380), (7, 11192040), (8, 9793035), (9, 8704920), (10, 7834428), (12, 6528690), (14, 5596020), (15, 5222952), (18, 4352460), (20, 3917214), (21, 3730680), (24, 3264345), (27, 2901640), (28, 2798010), (30, 2611476), (35, 2238408), (36, 2176230), (40, 1958607), (42, 1865340), (43, 1821960), (45, 1740984), (54, 1450820), (56, 1399005), (60, 1305738), (63, 1243560), (70, 1119204), (72, 1088115), (84, 932670), (86, 910980), (90, 870492), (105, 746136), (108, 725410), (120, 652869), (126, 621780), (129, 607320), (135, 580328), (140, 559602), (168, 466335), (172, 455490), (180, 435246), (189, 414520), (210, 373068), (215, 364392), (216, 362705), (241, 325080), (252, 310890), (258, 303660), (270, 290164), (280, 279801), (301, 260280), (315, 248712), (344, 227745), (360, 217623), (378, 207260), (387, 202440), (420, 186534), (430, 182196), (482, 162540), (504, 155445), (516, 151830), (540, 145082), (602, 130140), (630, 124356), (645, 121464), (723, 108360), (756, 103630), (774, 101220), (840, 93267), (860, 91098), (903, 86760), (945, 82904), (964, 81270), (1032, 75915), (1080, 72541), (1161, 67480), (1204, 65070), (1205, 65016), (1260, 62178), (1290, 60732), (1446, 54180), (1505, 52056), (1512, 51815), (1548, 50610), (1687, 46440), (1720, 45549), (1806, 43380), (1890, 41452), (1928, 40635), (1935, 40488), (2169, 36120), (2322, 33740), (2408, 32535), (2410, 32508), (2520, 31089), (2580, 30366), (2709, 28920), (2892, 27090), (3010, 26028), (3096, 25305), (3374, 23220), (3612, 21690), (3615, 21672), (3780, 20726), (3870, 20244), (4338, 18060), (4515, 17352), (4644, 16870), (4820, 16254), (5061, 15480), (5160, 15183), (5418, 14460), (5784, 13545), (5805, 13496), (6020, 13014), (6507, 12040), (6748, 11610), (7224, 10845), (7230, 10836), (7560, 10363), (7740, 10122), (8127, 9640), (8435, 9288), (8676, 9030)]