389902240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 192

約数和(自身を含む): 1154926080

約数和(自身を除く): 765023840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 160, 182, 208, 224, 244, 260, 280, 305, 364, 416, 427, 439, 455, 488, 520, 560, 610, 728, 793, 854, 878, 910, 976, 1040, 1120, 1220, 1456, 1586, 1708, 1756, 1820, 1952, 2080, 2135, 2195, 2440, 2912, 3073, 3172, 3416, 3512, 3640, 3965, 4270, 4390, 4880, 5551, 5707, 6146, 6344, 6832, 7024, 7280, 7930, 8540, 8780, 9760, 11102, 11414, 12292, 12688, 13664, 14048, 14560, 15365, 15860, 17080, 17560, 22204, 22828, 24584, 25376, 26779, 27755, 28535, 30730, 31720, 34160, 35120, 39949, 44408, 45656, 49168, 53558, 55510, 57070, 61460, 63440, 68320, 70240, 79898, 88816, 91312, 98336, 107116, 111020, 114140, 122920, 126880, 133895, 159796, 177632, 182624, 187453, 199745, 214232, 222040, 228280, 245840, 267790, 319592, 348127, 374906, 399490, 428464, 444080, 456560, 491680, 535580, 639184, 696254, 749812, 798980, 856928, 888160, 913120, 937265, 1071160, 1278368, 1392508, 1499624, 1597960, 1740635, 1874530, 2142320, 2436889, 2785016, 2999248, 3195920, 3481270, 3749060, 4284640, 4873778, 5570032, 5998496, 6391840, 6962540, 7498120, 9747556, 11140064, 12184445, 13925080, 14996240, 19495112, 24368890, 27850160, 29992480, 38990224, 48737780, 55700320, 77980448, 97475560, 194951120, 389902240]

約数ペア:

[(1, 389902240), (2, 194951120), (4, 97475560), (5, 77980448), (7, 55700320), (8, 48737780), (10, 38990224), (13, 29992480), (14, 27850160), (16, 24368890), (20, 19495112), (26, 14996240), (28, 13925080), (32, 12184445), (35, 11140064), (40, 9747556), (52, 7498120), (56, 6962540), (61, 6391840), (65, 5998496), (70, 5570032), (80, 4873778), (91, 4284640), (104, 3749060), (112, 3481270), (122, 3195920), (130, 2999248), (140, 2785016), (160, 2436889), (182, 2142320), (208, 1874530), (224, 1740635), (244, 1597960), (260, 1499624), (280, 1392508), (305, 1278368), (364, 1071160), (416, 937265), (427, 913120), (439, 888160), (455, 856928), (488, 798980), (520, 749812), (560, 696254), (610, 639184), (728, 535580), (793, 491680), (854, 456560), (878, 444080), (910, 428464), (976, 399490), (1040, 374906), (1120, 348127), (1220, 319592), (1456, 267790), (1586, 245840), (1708, 228280), (1756, 222040), (1820, 214232), (1952, 199745), (2080, 187453), (2135, 182624), (2195, 177632), (2440, 159796), (2912, 133895), (3073, 126880), (3172, 122920), (3416, 114140), (3512, 111020), (3640, 107116), (3965, 98336), (4270, 91312), (4390, 88816), (4880, 79898), (5551, 70240), (5707, 68320), (6146, 63440), (6344, 61460), (6832, 57070), (7024, 55510), (7280, 53558), (7930, 49168), (8540, 45656), (8780, 44408), (9760, 39949), (11102, 35120), (11414, 34160), (12292, 31720), (12688, 30730), (13664, 28535), (14048, 27755), (14560, 26779), (15365, 25376), (15860, 24584), (17080, 22828), (17560, 22204)]