321206760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 288

約数和(自身を含む): 1232431200

約数和(自身を除く): 911224440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 131, 139, 140, 147, 168, 180, 196, 210, 245, 252, 262, 278, 280, 294, 315, 360, 392, 393, 417, 420, 441, 490, 504, 524, 556, 588, 630, 655, 695, 735, 786, 834, 840, 882, 917, 973, 980, 1048, 1112, 1176, 1179, 1251, 1260, 1310, 1390, 1470, 1572, 1668, 1764, 1834, 1946, 1960, 1965, 2085, 2205, 2358, 2502, 2520, 2620, 2751, 2780, 2919, 2940, 3144, 3336, 3528, 3668, 3892, 3930, 4170, 4410, 4585, 4716, 4865, 5004, 5240, 5502, 5560, 5838, 5880, 5895, 6255, 6419, 6811, 7336, 7784, 7860, 8253, 8340, 8757, 8820, 9170, 9432, 9730, 10008, 11004, 11676, 11790, 12510, 12838, 13622, 13755, 14595, 15720, 16506, 16680, 17514, 17640, 18209, 18340, 19257, 19460, 20433, 22008, 23352, 23580, 25020, 25676, 27244, 27510, 29190, 32095, 33012, 34055, 35028, 36418, 36680, 38514, 38920, 40866, 41265, 43785, 47160, 50040, 51352, 54488, 54627, 55020, 57771, 58380, 61299, 64190, 66024, 68110, 70056, 72836, 77028, 81732, 82530, 87570, 91045, 96285, 102165, 109254, 110040, 115542, 116760, 122598, 127463, 128380, 136220, 145672, 154056, 163464, 163881, 165060, 175140, 182090, 192570, 204330, 218508, 231084, 245196, 254926, 256760, 272440, 273135, 288855, 306495, 327762, 330120, 350280, 364180, 382389, 385140, 408660, 437016, 462168, 490392, 509852, 546270, 577710, 612990, 637315, 655524, 728360, 764778, 770280, 817320, 819405, 892241, 1019704, 1092540, 1147167, 1155420, 1225980, 1274630, 1311048, 1529556, 1638810, 1784482, 1911945, 2185080, 2294334, 2310840, 2451960, 2549260, 2676723, 3059112, 3277620, 3568964, 3823890, 4461205, 4588668, 5098520, 5353446, 5735835, 6555240, 7137928, 7647780, 8030169, 8922410, 9177336, 10706892, 11471670, 13383615, 15295560, 16060338, 17844820, 21413784, 22943340, 26767230, 32120676, 35689640, 40150845, 45886680, 53534460, 64241352, 80301690, 107068920, 160603380, 321206760]

約数ペア:

[(1, 321206760), (2, 160603380), (3, 107068920), (4, 80301690), (5, 64241352), (6, 53534460), (7, 45886680), (8, 40150845), (9, 35689640), (10, 32120676), (12, 26767230), (14, 22943340), (15, 21413784), (18, 17844820), (20, 16060338), (21, 15295560), (24, 13383615), (28, 11471670), (30, 10706892), (35, 9177336), (36, 8922410), (40, 8030169), (42, 7647780), (45, 7137928), (49, 6555240), (56, 5735835), (60, 5353446), (63, 5098520), (70, 4588668), (72, 4461205), (84, 3823890), (90, 3568964), (98, 3277620), (105, 3059112), (120, 2676723), (126, 2549260), (131, 2451960), (139, 2310840), (140, 2294334), (147, 2185080), (168, 1911945), (180, 1784482), (196, 1638810), (210, 1529556), (245, 1311048), (252, 1274630), (262, 1225980), (278, 1155420), (280, 1147167), (294, 1092540), (315, 1019704), (360, 892241), (392, 819405), (393, 817320), (417, 770280), (420, 764778), (441, 728360), (490, 655524), (504, 637315), (524, 612990), (556, 577710), (588, 546270), (630, 509852), (655, 490392), (695, 462168), (735, 437016), (786, 408660), (834, 385140), (840, 382389), (882, 364180), (917, 350280), (973, 330120), (980, 327762), (1048, 306495), (1112, 288855), (1176, 273135), (1179, 272440), (1251, 256760), (1260, 254926), (1310, 245196), (1390, 231084), (1470, 218508), (1572, 204330), (1668, 192570), (1764, 182090), (1834, 175140), (1946, 165060), (1960, 163881), (1965, 163464), (2085, 154056), (2205, 145672), (2358, 136220), (2502, 128380), (2520, 127463), (2620, 122598), (2751, 116760), (2780, 115542), (2919, 110040), (2940, 109254), (3144, 102165), (3336, 96285), (3528, 91045), (3668, 87570), (3892, 82530), (3930, 81732), (4170, 77028), (4410, 72836), (4585, 70056), (4716, 68110), (4865, 66024), (5004, 64190), (5240, 61299), (5502, 58380), (5560, 57771), (5838, 55020), (5880, 54627), (5895, 54488), (6255, 51352), (6419, 50040), (6811, 47160), (7336, 43785), (7784, 41265), (7860, 40866), (8253, 38920), (8340, 38514), (8757, 36680), (8820, 36418), (9170, 35028), (9432, 34055), (9730, 33012), (10008, 32095), (11004, 29190), (11676, 27510), (11790, 27244), (12510, 25676), (12838, 25020), (13622, 23580), (13755, 23352), (14595, 22008), (15720, 20433), (16506, 19460), (16680, 19257), (17514, 18340), (17640, 18209)]