306308520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1365

約数の個数: 256

約数和(自身を含む): 1205452800

約数和(自身を除く): 899144280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1307, 1395, 1512, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2614, 2790, 3255, 3348, 3720, 3780, 3906, 3921, 4185, 4340, 5208, 5228, 5580, 5859, 6510, 6535, 6696, 7560, 7812, 7842, 8370, 8680, 9149, 9765, 10456, 11160, 11718, 11763, 13020, 13070, 15624, 15684, 16740, 18298, 19530, 19605, 23436, 23526, 26040, 26140, 27447, 29295, 31368, 33480, 35289, 36596, 39060, 39210, 40517, 45745, 46872, 47052, 52280, 54894, 58590, 58815, 70578, 73192, 78120, 78420, 81034, 82341, 91490, 94104, 109788, 117180, 117630, 121551, 137235, 141156, 156840, 162068, 164682, 176445, 182980, 202585, 219576, 234360, 235260, 243102, 247023, 274470, 282312, 283619, 324136, 329364, 352890, 364653, 365960, 405170, 411705, 470520, 486204, 494046, 548940, 567238, 607755, 658728, 705780, 729306, 810340, 823410, 850857, 972408, 988092, 1093959, 1097880, 1134476, 1215510, 1235115, 1411560, 1418095, 1458612, 1620680, 1646820, 1701714, 1823265, 1976184, 2187918, 2268952, 2431020, 2470230, 2552571, 2836190, 2917224, 3293640, 3403428, 3646530, 4254285, 4375836, 4862040, 4940460, 5105142, 5469795, 5672380, 6806856, 7293060, 7657713, 8508570, 8751672, 9880920, 10210284, 10939590, 11344760, 12762855, 14586120, 15315426, 17017140, 20420568, 21879180, 25525710, 30630852, 34034280, 38288565, 43758360, 51051420, 61261704, 76577130, 102102840, 153154260, 306308520]

約数ペア:

[(1, 306308520), (2, 153154260), (3, 102102840), (4, 76577130), (5, 61261704), (6, 51051420), (7, 43758360), (8, 38288565), (9, 34034280), (10, 30630852), (12, 25525710), (14, 21879180), (15, 20420568), (18, 17017140), (20, 15315426), (21, 14586120), (24, 12762855), (27, 11344760), (28, 10939590), (30, 10210284), (31, 9880920), (35, 8751672), (36, 8508570), (40, 7657713), (42, 7293060), (45, 6806856), (54, 5672380), (56, 5469795), (60, 5105142), (62, 4940460), (63, 4862040), (70, 4375836), (72, 4254285), (84, 3646530), (90, 3403428), (93, 3293640), (105, 2917224), (108, 2836190), (120, 2552571), (124, 2470230), (126, 2431020), (135, 2268952), (140, 2187918), (155, 1976184), (168, 1823265), (180, 1701714), (186, 1646820), (189, 1620680), (210, 1458612), (216, 1418095), (217, 1411560), (248, 1235115), (252, 1215510), (270, 1134476), (279, 1097880), (280, 1093959), (310, 988092), (315, 972408), (360, 850857), (372, 823410), (378, 810340), (420, 729306), (434, 705780), (465, 658728), (504, 607755), (540, 567238), (558, 548940), (620, 494046), (630, 486204), (651, 470520), (744, 411705), (756, 405170), (837, 365960), (840, 364653), (868, 352890), (930, 329364), (945, 324136), (1080, 283619), (1085, 282312), (1116, 274470), (1240, 247023), (1260, 243102), (1302, 235260), (1307, 234360), (1395, 219576), (1512, 202585), (1674, 182980), (1736, 176445), (1860, 164682), (1890, 162068), (1953, 156840), (2170, 141156), (2232, 137235), (2520, 121551), (2604, 117630), (2614, 117180), (2790, 109788), (3255, 94104), (3348, 91490), (3720, 82341), (3780, 81034), (3906, 78420), (3921, 78120), (4185, 73192), (4340, 70578), (5208, 58815), (5228, 58590), (5580, 54894), (5859, 52280), (6510, 47052), (6535, 46872), (6696, 45745), (7560, 40517), (7812, 39210), (7842, 39060), (8370, 36596), (8680, 35289), (9149, 33480), (9765, 31368), (10456, 29295), (11160, 27447), (11718, 26140), (11763, 26040), (13020, 23526), (13070, 23436), (15624, 19605), (15684, 19530), (16740, 18298)]