163947840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:845

約数の個数: 224

約数和(自身を含む): 614866944

約数和(自身を除く): 450919104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 420, 434, 448, 465, 480, 496, 560, 620, 651, 672, 744, 787, 840, 868, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1574, 1680, 1736, 1860, 1984, 2170, 2240, 2361, 2480, 2604, 2976, 3148, 3255, 3360, 3472, 3720, 3935, 4340, 4722, 4960, 5208, 5509, 5952, 6296, 6510, 6720, 6944, 7440, 7870, 8680, 9444, 9920, 10416, 11018, 11805, 12592, 13020, 13888, 14880, 15740, 16527, 17360, 18888, 20832, 22036, 23610, 24397, 25184, 26040, 27545, 29760, 31480, 33054, 34720, 37776, 41664, 44072, 47220, 48794, 50368, 52080, 55090, 62960, 66108, 69440, 73191, 75552, 82635, 88144, 94440, 97588, 104160, 110180, 121985, 125920, 132216, 146382, 151104, 165270, 170779, 176288, 188880, 195176, 208320, 220360, 243970, 251840, 264432, 292764, 330540, 341558, 352576, 365955, 377760, 390352, 440720, 487940, 512337, 528864, 585528, 661080, 683116, 731910, 755520, 780704, 853895, 881440, 975880, 1024674, 1057728, 1171056, 1322160, 1366232, 1463820, 1561408, 1707790, 1762880, 1951760, 2049348, 2342112, 2561685, 2644320, 2732464, 2927640, 3415580, 3903520, 4098696, 4684224, 5123370, 5288640, 5464928, 5855280, 6831160, 7807040, 8197392, 10246740, 10929856, 11710560, 13662320, 16394784, 20493480, 23421120, 27324640, 32789568, 40986960, 54649280, 81973920, 163947840]

約数ペア:

[(1, 163947840), (2, 81973920), (3, 54649280), (4, 40986960), (5, 32789568), (6, 27324640), (7, 23421120), (8, 20493480), (10, 16394784), (12, 13662320), (14, 11710560), (15, 10929856), (16, 10246740), (20, 8197392), (21, 7807040), (24, 6831160), (28, 5855280), (30, 5464928), (31, 5288640), (32, 5123370), (35, 4684224), (40, 4098696), (42, 3903520), (48, 3415580), (56, 2927640), (60, 2732464), (62, 2644320), (64, 2561685), (70, 2342112), (80, 2049348), (84, 1951760), (93, 1762880), (96, 1707790), (105, 1561408), (112, 1463820), (120, 1366232), (124, 1322160), (140, 1171056), (155, 1057728), (160, 1024674), (168, 975880), (186, 881440), (192, 853895), (210, 780704), (217, 755520), (224, 731910), (240, 683116), (248, 661080), (280, 585528), (310, 528864), (320, 512337), (336, 487940), (372, 440720), (420, 390352), (434, 377760), (448, 365955), (465, 352576), (480, 341558), (496, 330540), (560, 292764), (620, 264432), (651, 251840), (672, 243970), (744, 220360), (787, 208320), (840, 195176), (868, 188880), (930, 176288), (960, 170779), (992, 165270), (1085, 151104), (1120, 146382), (1240, 132216), (1302, 125920), (1344, 121985), (1488, 110180), (1574, 104160), (1680, 97588), (1736, 94440), (1860, 88144), (1984, 82635), (2170, 75552), (2240, 73191), (2361, 69440), (2480, 66108), (2604, 62960), (2976, 55090), (3148, 52080), (3255, 50368), (3360, 48794), (3472, 47220), (3720, 44072), (3935, 41664), (4340, 37776), (4722, 34720), (4960, 33054), (5208, 31480), (5509, 29760), (5952, 27545), (6296, 26040), (6510, 25184), (6720, 24397), (6944, 23610), (7440, 22036), (7870, 20832), (8680, 18888), (9444, 17360), (9920, 16527), (10416, 15740), (11018, 14880), (11805, 13888), (12592, 13020)]