18385502760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{72647}}^1$

素因数の和:72720

約数の個数: 192

約数和(自身を含む): 64598601600

約数和(自身を除く): 46213098840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 740, 760, 855, 888, 1110, 1140, 1332, 1368, 1406, 1480, 1665, 1710, 2109, 2220, 2280, 2664, 2812, 3330, 3420, 3515, 4218, 4440, 5624, 6327, 6660, 6840, 7030, 8436, 10545, 12654, 13320, 14060, 16872, 21090, 25308, 28120, 31635, 42180, 50616, 63270, 72647, 84360, 126540, 145294, 217941, 253080, 290588, 363235, 435882, 581176, 653823, 726470, 871764, 1089705, 1307646, 1380293, 1452940, 1743528, 2179410, 2615292, 2687939, 2760586, 2905880, 3269115, 4140879, 4358820, 5230584, 5375878, 5521172, 6538230, 6901465, 8063817, 8281758, 8717640, 10751756, 11042344, 12422637, 13076460, 13439695, 13802930, 16127634, 16563516, 20704395, 21503512, 24191451, 24845274, 26152920, 26879390, 27605860, 32255268, 33127032, 40319085, 41408790, 48382902, 49690548, 51070841, 53758780, 55211720, 62113185, 64510536, 80638170, 82817580, 96765804, 99381096, 102141682, 107517560, 120957255, 124226370, 153212523, 161276340, 165635160, 193531608, 204283364, 241914510, 248452740, 255354205, 306425046, 322552680, 408566728, 459637569, 483829020, 496905480, 510708410, 612850092, 766062615, 919275138, 967658040, 1021416820, 1225700184, 1532125230, 1838550276, 2042833640, 2298187845, 3064250460, 3677100552, 4596375690, 6128500920, 9192751380, 18385502760]

約数ペア:

[(1, 18385502760), (2, 9192751380), (3, 6128500920), (4, 4596375690), (5, 3677100552), (6, 3064250460), (8, 2298187845), (9, 2042833640), (10, 1838550276), (12, 1532125230), (15, 1225700184), (18, 1021416820), (19, 967658040), (20, 919275138), (24, 766062615), (30, 612850092), (36, 510708410), (37, 496905480), (38, 483829020), (40, 459637569), (45, 408566728), (57, 322552680), (60, 306425046), (72, 255354205), (74, 248452740), (76, 241914510), (90, 204283364), (95, 193531608), (111, 165635160), (114, 161276340), (120, 153212523), (148, 124226370), (152, 120957255), (171, 107517560), (180, 102141682), (185, 99381096), (190, 96765804), (222, 82817580), (228, 80638170), (285, 64510536), (296, 62113185), (333, 55211720), (342, 53758780), (360, 51070841), (370, 49690548), (380, 48382902), (444, 41408790), (456, 40319085), (555, 33127032), (570, 32255268), (666, 27605860), (684, 26879390), (703, 26152920), (740, 24845274), (760, 24191451), (855, 21503512), (888, 20704395), (1110, 16563516), (1140, 16127634), (1332, 13802930), (1368, 13439695), (1406, 13076460), (1480, 12422637), (1665, 11042344), (1710, 10751756), (2109, 8717640), (2220, 8281758), (2280, 8063817), (2664, 6901465), (2812, 6538230), (3330, 5521172), (3420, 5375878), (3515, 5230584), (4218, 4358820), (4440, 4140879), (5624, 3269115), (6327, 2905880), (6660, 2760586), (6840, 2687939), (7030, 2615292), (8436, 2179410), (10545, 1743528), (12654, 1452940), (13320, 1380293), (14060, 1307646), (16872, 1089705), (21090, 871764), (25308, 726470), (28120, 653823), (31635, 581176), (42180, 435882), (50616, 363235), (63270, 290588), (72647, 253080), (84360, 217941), (126540, 145294)]