28110180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 99090432

約数和(自身を除く): 70980252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 31, 34, 35, 42, 51, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 124, 127, 140, 155, 170, 186, 204, 210, 217, 238, 254, 255, 310, 340, 357, 372, 381, 420, 434, 465, 476, 508, 510, 527, 595, 620, 635, 651, 714, 762, 868, 889, 930, 1020, 1054, 1085, 1190, 1270, 1302, 1428, 1524, 1581, 1778, 1785, 1860, 1905, 2108, 2159, 2170, 2380, 2540, 2604, 2635, 2667, 3162, 3255, 3556, 3570, 3689, 3810, 3937, 4318, 4340, 4445, 5270, 5334, 6324, 6477, 6510, 7140, 7378, 7620, 7874, 7905, 8636, 8890, 10540, 10668, 10795, 11067, 11811, 12954, 13020, 13335, 14756, 15113, 15748, 15810, 17780, 18445, 19685, 21590, 22134, 23622, 25908, 26670, 27559, 30226, 31620, 32385, 36890, 39370, 43180, 44268, 45339, 47244, 53340, 55118, 55335, 59055, 60452, 64770, 66929, 73780, 75565, 78740, 82677, 90678, 110236, 110670, 118110, 129540, 133858, 137795, 151130, 165354, 181356, 200787, 221340, 226695, 236220, 267716, 275590, 302260, 330708, 334645, 401574, 413385, 453390, 468503, 551180, 669290, 803148, 826770, 906780, 937006, 1003935, 1338580, 1405509, 1653540, 1874012, 2007870, 2342515, 2811018, 4015740, 4685030, 5622036, 7027545, 9370060, 14055090, 28110180]

約数ペア:

[(1, 28110180), (2, 14055090), (3, 9370060), (4, 7027545), (5, 5622036), (6, 4685030), (7, 4015740), (10, 2811018), (12, 2342515), (14, 2007870), (15, 1874012), (17, 1653540), (20, 1405509), (21, 1338580), (28, 1003935), (30, 937006), (31, 906780), (34, 826770), (35, 803148), (42, 669290), (51, 551180), (60, 468503), (62, 453390), (68, 413385), (70, 401574), (84, 334645), (85, 330708), (93, 302260), (102, 275590), (105, 267716), (119, 236220), (124, 226695), (127, 221340), (140, 200787), (155, 181356), (170, 165354), (186, 151130), (204, 137795), (210, 133858), (217, 129540), (238, 118110), (254, 110670), (255, 110236), (310, 90678), (340, 82677), (357, 78740), (372, 75565), (381, 73780), (420, 66929), (434, 64770), (465, 60452), (476, 59055), (508, 55335), (510, 55118), (527, 53340), (595, 47244), (620, 45339), (635, 44268), (651, 43180), (714, 39370), (762, 36890), (868, 32385), (889, 31620), (930, 30226), (1020, 27559), (1054, 26670), (1085, 25908), (1190, 23622), (1270, 22134), (1302, 21590), (1428, 19685), (1524, 18445), (1581, 17780), (1778, 15810), (1785, 15748), (1860, 15113), (1905, 14756), (2108, 13335), (2159, 13020), (2170, 12954), (2380, 11811), (2540, 11067), (2604, 10795), (2635, 10668), (2667, 10540), (3162, 8890), (3255, 8636), (3556, 7905), (3570, 7874), (3689, 7620), (3810, 7378), (3937, 7140), (4318, 6510), (4340, 6477), (4445, 6324), (5270, 5334)]