1977689376

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 216

約数和(自身を含む): 6150952080

約数和(自身を除く): 4173262704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 169, 179, 208, 227, 234, 288, 312, 338, 358, 416, 454, 468, 507, 537, 624, 676, 681, 716, 908, 936, 1014, 1074, 1248, 1352, 1362, 1432, 1521, 1611, 1816, 1872, 2028, 2043, 2148, 2327, 2704, 2724, 2864, 2951, 3042, 3222, 3632, 3744, 4056, 4086, 4296, 4654, 5408, 5448, 5728, 5902, 6084, 6444, 6981, 7264, 8112, 8172, 8592, 8853, 9308, 10896, 11804, 12168, 12888, 13962, 16224, 16344, 17184, 17706, 18616, 20943, 21792, 23608, 24336, 25776, 26559, 27924, 30251, 32688, 35412, 37232, 38363, 40633, 41886, 47216, 48672, 51552, 53118, 55848, 60502, 65376, 70824, 74464, 76726, 81266, 83772, 90753, 94432, 106236, 111696, 115089, 121004, 121899, 141648, 153452, 162532, 167544, 181506, 212472, 223392, 230178, 242008, 243798, 272259, 283296, 306904, 325064, 335088, 345267, 363012, 365697, 424944, 460356, 484016, 487596, 528229, 544518, 613808, 650128, 670176, 690534, 726024, 731394, 849888, 920712, 968032, 975192, 1056458, 1089036, 1227616, 1300256, 1381068, 1452048, 1462788, 1584687, 1841424, 1950384, 2112916, 2178072, 2762136, 2904096, 2925576, 3169374, 3682848, 3900768, 4225832, 4356144, 4754061, 5524272, 5851152, 6338748, 6866977, 8451664, 8712288, 9508122, 11048544, 11702304, 12677496, 13733954, 16903328, 19016244, 20600931, 25354992, 27467908, 38032488, 41201862, 50709984, 54935816, 61802793, 76064976, 82403724, 109871632, 123605586, 152129952, 164807448, 219743264, 247211172, 329614896, 494422344, 659229792, 988844688, 1977689376]

約数ペア:

[(1, 1977689376), (2, 988844688), (3, 659229792), (4, 494422344), (6, 329614896), (8, 247211172), (9, 219743264), (12, 164807448), (13, 152129952), (16, 123605586), (18, 109871632), (24, 82403724), (26, 76064976), (32, 61802793), (36, 54935816), (39, 50709984), (48, 41201862), (52, 38032488), (72, 27467908), (78, 25354992), (96, 20600931), (104, 19016244), (117, 16903328), (144, 13733954), (156, 12677496), (169, 11702304), (179, 11048544), (208, 9508122), (227, 8712288), (234, 8451664), (288, 6866977), (312, 6338748), (338, 5851152), (358, 5524272), (416, 4754061), (454, 4356144), (468, 4225832), (507, 3900768), (537, 3682848), (624, 3169374), (676, 2925576), (681, 2904096), (716, 2762136), (908, 2178072), (936, 2112916), (1014, 1950384), (1074, 1841424), (1248, 1584687), (1352, 1462788), (1362, 1452048), (1432, 1381068), (1521, 1300256), (1611, 1227616), (1816, 1089036), (1872, 1056458), (2028, 975192), (2043, 968032), (2148, 920712), (2327, 849888), (2704, 731394), (2724, 726024), (2864, 690534), (2951, 670176), (3042, 650128), (3222, 613808), (3632, 544518), (3744, 528229), (4056, 487596), (4086, 484016), (4296, 460356), (4654, 424944), (5408, 365697), (5448, 363012), (5728, 345267), (5902, 335088), (6084, 325064), (6444, 306904), (6981, 283296), (7264, 272259), (8112, 243798), (8172, 242008), (8592, 230178), (8853, 223392), (9308, 212472), (10896, 181506), (11804, 167544), (12168, 162532), (12888, 153452), (13962, 141648), (16224, 121899), (16344, 121004), (17184, 115089), (17706, 111696), (18616, 106236), (20943, 94432), (21792, 90753), (23608, 83772), (24336, 81266), (25776, 76726), (26559, 74464), (27924, 70824), (30251, 65376), (32688, 60502), (35412, 55848), (37232, 53118), (38363, 51552), (40633, 48672), (41886, 47216)]