290220840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 256

約数和(自身を含む): 1191052800

約数和(自身を除く): 900831960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2520, 2730, 2808, 2953, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5460, 5906, 6552, 7020, 7560, 8190, 8859, 9828, 10920, 11812, 12285, 14040, 14765, 16380, 17718, 19656, 20671, 23624, 24570, 26577, 29530, 32760, 35436, 38389, 41342, 44295, 49140, 53154, 59060, 62013, 70872, 76778, 79731, 82684, 88590, 98280, 103355, 106308, 115167, 118120, 124026, 132885, 153556, 159462, 165368, 177180, 186039, 191945, 206710, 212616, 230334, 248052, 265770, 268723, 307112, 310065, 318924, 345501, 354360, 372078, 383890, 398655, 413420, 460668, 496104, 531540, 537446, 558117, 575835, 620130, 637848, 691002, 744156, 767780, 797310, 806169, 826840, 921336, 930195, 1036503, 1063080, 1074892, 1116234, 1151670, 1240260, 1343615, 1382004, 1488312, 1535560, 1594620, 1612338, 1727505, 1860390, 2073006, 2149784, 2232468, 2303340, 2418507, 2480520, 2687230, 2764008, 2790585, 3189240, 3224676, 3455010, 3720780, 4030845, 4146012, 4464936, 4606680, 4837014, 5182515, 5374460, 5581170, 6449352, 6910020, 7255521, 7441560, 8061690, 8292024, 9674028, 10365030, 10748920, 11162340, 12092535, 13820040, 14511042, 16123380, 19348056, 20730060, 22324680, 24185070, 29022084, 32246760, 36277605, 41460120, 48370140, 58044168, 72555210, 96740280, 145110420, 290220840]

約数ペア:

[(1, 290220840), (2, 145110420), (3, 96740280), (4, 72555210), (5, 58044168), (6, 48370140), (7, 41460120), (8, 36277605), (9, 32246760), (10, 29022084), (12, 24185070), (13, 22324680), (14, 20730060), (15, 19348056), (18, 16123380), (20, 14511042), (21, 13820040), (24, 12092535), (26, 11162340), (27, 10748920), (28, 10365030), (30, 9674028), (35, 8292024), (36, 8061690), (39, 7441560), (40, 7255521), (42, 6910020), (45, 6449352), (52, 5581170), (54, 5374460), (56, 5182515), (60, 4837014), (63, 4606680), (65, 4464936), (70, 4146012), (72, 4030845), (78, 3720780), (84, 3455010), (90, 3224676), (91, 3189240), (104, 2790585), (105, 2764008), (108, 2687230), (117, 2480520), (120, 2418507), (126, 2303340), (130, 2232468), (135, 2149784), (140, 2073006), (156, 1860390), (168, 1727505), (180, 1612338), (182, 1594620), (189, 1535560), (195, 1488312), (210, 1382004), (216, 1343615), (234, 1240260), (252, 1151670), (260, 1116234), (270, 1074892), (273, 1063080), (280, 1036503), (312, 930195), (315, 921336), (351, 826840), (360, 806169), (364, 797310), (378, 767780), (390, 744156), (420, 691002), (455, 637848), (468, 620130), (504, 575835), (520, 558117), (540, 537446), (546, 531540), (585, 496104), (630, 460668), (702, 413420), (728, 398655), (756, 383890), (780, 372078), (819, 354360), (840, 345501), (910, 318924), (936, 310065), (945, 307112), (1080, 268723), (1092, 265770), (1170, 248052), (1260, 230334), (1365, 212616), (1404, 206710), (1512, 191945), (1560, 186039), (1638, 177180), (1755, 165368), (1820, 159462), (1890, 153556), (2184, 132885), (2340, 124026), (2457, 118120), (2520, 115167), (2730, 106308), (2808, 103355), (2953, 98280), (3276, 88590), (3510, 82684), (3640, 79731), (3780, 76778), (4095, 70872), (4680, 62013), (4914, 59060), (5460, 53154), (5906, 49140), (6552, 44295), (7020, 41342), (7560, 38389), (8190, 35436), (8859, 32760), (9828, 29530), (10920, 26577), (11812, 24570), (12285, 23624), (14040, 20671), (14765, 19656), (16380, 17718)]