277207840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 192

約数和(自身を含む): 819624960

約数和(自身を除く): 542417120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 160, 182, 208, 224, 241, 260, 280, 316, 364, 395, 416, 455, 482, 520, 553, 560, 632, 728, 790, 910, 964, 1027, 1040, 1106, 1120, 1205, 1264, 1456, 1580, 1687, 1820, 1928, 2054, 2080, 2212, 2410, 2528, 2765, 2912, 3133, 3160, 3374, 3640, 3856, 4108, 4424, 4820, 5135, 5530, 6266, 6320, 6748, 7189, 7280, 7712, 8216, 8435, 8848, 9640, 10270, 11060, 12532, 12640, 13496, 14378, 14560, 15665, 16432, 16870, 17696, 19039, 19280, 20540, 21931, 22120, 25064, 26992, 28756, 31330, 32864, 33740, 35945, 38078, 38560, 41080, 43862, 44240, 50128, 53984, 57512, 62660, 67480, 71890, 76156, 82160, 87724, 88480, 95195, 100256, 109655, 115024, 125320, 133273, 134960, 143780, 152312, 164320, 175448, 190390, 219310, 230048, 247507, 250640, 266546, 269920, 287560, 304624, 350896, 380780, 438620, 495014, 501280, 533092, 575120, 609248, 666365, 701792, 761560, 877240, 990028, 1066184, 1150240, 1237535, 1332730, 1523120, 1732549, 1754480, 1980056, 2132368, 2475070, 2665460, 3046240, 3465098, 3508960, 3960112, 4264736, 4950140, 5330920, 6930196, 7920224, 8662745, 9900280, 10661840, 13860392, 17325490, 19800560, 21323680, 27720784, 34650980, 39601120, 55441568, 69301960, 138603920, 277207840]

約数ペア:

[(1, 277207840), (2, 138603920), (4, 69301960), (5, 55441568), (7, 39601120), (8, 34650980), (10, 27720784), (13, 21323680), (14, 19800560), (16, 17325490), (20, 13860392), (26, 10661840), (28, 9900280), (32, 8662745), (35, 7920224), (40, 6930196), (52, 5330920), (56, 4950140), (65, 4264736), (70, 3960112), (79, 3508960), (80, 3465098), (91, 3046240), (104, 2665460), (112, 2475070), (130, 2132368), (140, 1980056), (158, 1754480), (160, 1732549), (182, 1523120), (208, 1332730), (224, 1237535), (241, 1150240), (260, 1066184), (280, 990028), (316, 877240), (364, 761560), (395, 701792), (416, 666365), (455, 609248), (482, 575120), (520, 533092), (553, 501280), (560, 495014), (632, 438620), (728, 380780), (790, 350896), (910, 304624), (964, 287560), (1027, 269920), (1040, 266546), (1106, 250640), (1120, 247507), (1205, 230048), (1264, 219310), (1456, 190390), (1580, 175448), (1687, 164320), (1820, 152312), (1928, 143780), (2054, 134960), (2080, 133273), (2212, 125320), (2410, 115024), (2528, 109655), (2765, 100256), (2912, 95195), (3133, 88480), (3160, 87724), (3374, 82160), (3640, 76156), (3856, 71890), (4108, 67480), (4424, 62660), (4820, 57512), (5135, 53984), (5530, 50128), (6266, 44240), (6320, 43862), (6748, 41080), (7189, 38560), (7280, 38078), (7712, 35945), (8216, 33740), (8435, 32864), (8848, 31330), (9640, 28756), (10270, 26992), (11060, 25064), (12532, 22120), (12640, 21931), (13496, 20540), (14378, 19280), (14560, 19039), (15665, 17696), (16432, 16870)]