27940920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:118

約数の個数: 256

約数和(自身を含む): 105062400

約数和(自身を除く): 77121480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 31, 35, 37, 40, 42, 56, 58, 60, 62, 70, 74, 84, 87, 93, 105, 111, 116, 120, 124, 140, 145, 148, 155, 168, 174, 185, 186, 203, 210, 217, 222, 232, 248, 259, 280, 290, 296, 310, 348, 370, 372, 406, 420, 434, 435, 444, 465, 518, 555, 580, 609, 620, 651, 696, 740, 744, 777, 812, 840, 868, 870, 888, 899, 930, 1015, 1036, 1073, 1085, 1110, 1147, 1160, 1218, 1240, 1295, 1302, 1480, 1554, 1624, 1736, 1740, 1798, 1860, 2030, 2072, 2146, 2170, 2220, 2294, 2436, 2590, 2604, 2697, 3045, 3108, 3219, 3255, 3441, 3480, 3596, 3720, 3885, 4060, 4292, 4340, 4440, 4495, 4588, 4872, 5180, 5208, 5365, 5394, 5735, 6090, 6216, 6293, 6438, 6510, 6882, 7192, 7511, 7770, 8029, 8120, 8584, 8680, 8990, 9176, 10360, 10730, 10788, 11470, 12180, 12586, 12876, 13020, 13485, 13764, 15022, 15540, 16058, 16095, 17205, 17980, 18879, 21460, 21576, 22533, 22940, 24087, 24360, 25172, 25752, 26040, 26970, 27528, 30044, 31080, 31465, 32116, 32190, 33263, 34410, 35960, 37555, 37758, 40145, 42920, 45066, 45880, 48174, 50344, 53940, 60088, 62930, 64232, 64380, 66526, 68820, 75110, 75516, 80290, 90132, 94395, 96348, 99789, 107880, 112665, 120435, 125860, 128760, 133052, 137640, 150220, 151032, 160580, 166315, 180264, 188790, 192696, 199578, 225330, 232841, 240870, 251720, 266104, 300440, 321160, 332630, 377580, 399156, 450660, 465682, 481740, 498945, 665260, 698523, 755160, 798312, 901320, 931364, 963480, 997890, 1164205, 1330520, 1397046, 1862728, 1995780, 2328410, 2794092, 3492615, 3991560, 4656820, 5588184, 6985230, 9313640, 13970460, 27940920]

約数ペア:

[(1, 27940920), (2, 13970460), (3, 9313640), (4, 6985230), (5, 5588184), (6, 4656820), (7, 3991560), (8, 3492615), (10, 2794092), (12, 2328410), (14, 1995780), (15, 1862728), (20, 1397046), (21, 1330520), (24, 1164205), (28, 997890), (29, 963480), (30, 931364), (31, 901320), (35, 798312), (37, 755160), (40, 698523), (42, 665260), (56, 498945), (58, 481740), (60, 465682), (62, 450660), (70, 399156), (74, 377580), (84, 332630), (87, 321160), (93, 300440), (105, 266104), (111, 251720), (116, 240870), (120, 232841), (124, 225330), (140, 199578), (145, 192696), (148, 188790), (155, 180264), (168, 166315), (174, 160580), (185, 151032), (186, 150220), (203, 137640), (210, 133052), (217, 128760), (222, 125860), (232, 120435), (248, 112665), (259, 107880), (280, 99789), (290, 96348), (296, 94395), (310, 90132), (348, 80290), (370, 75516), (372, 75110), (406, 68820), (420, 66526), (434, 64380), (435, 64232), (444, 62930), (465, 60088), (518, 53940), (555, 50344), (580, 48174), (609, 45880), (620, 45066), (651, 42920), (696, 40145), (740, 37758), (744, 37555), (777, 35960), (812, 34410), (840, 33263), (868, 32190), (870, 32116), (888, 31465), (899, 31080), (930, 30044), (1015, 27528), (1036, 26970), (1073, 26040), (1085, 25752), (1110, 25172), (1147, 24360), (1160, 24087), (1218, 22940), (1240, 22533), (1295, 21576), (1302, 21460), (1480, 18879), (1554, 17980), (1624, 17205), (1736, 16095), (1740, 16058), (1798, 15540), (1860, 15022), (2030, 13764), (2072, 13485), (2146, 13020), (2170, 12876), (2220, 12586), (2294, 12180), (2436, 11470), (2590, 10788), (2604, 10730), (2697, 10360), (3045, 9176), (3108, 8990), (3219, 8680), (3255, 8584), (3441, 8120), (3480, 8029), (3596, 7770), (3720, 7511), (3885, 7192), (4060, 6882), (4292, 6510), (4340, 6438), (4440, 6293), (4495, 6216), (4588, 6090), (4872, 5735), (5180, 5394), (5208, 5365)]