1221900960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11731}}^1$

素因数の和:11787

約数の個数: 192

約数和(自身を含む): 4541128704

約数和(自身を除く): 3319227744

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, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 840, 868, 930, 992, 1085, 1120, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2976, 3255, 3360, 3472, 3720, 4340, 4960, 5208, 6510, 6944, 7440, 8680, 10416, 11731, 13020, 14880, 17360, 20832, 23462, 26040, 34720, 35193, 46924, 52080, 58655, 70386, 82117, 93848, 104160, 117310, 140772, 164234, 175965, 187696, 234620, 246351, 281544, 328468, 351930, 363661, 375392, 410585, 469240, 492702, 563088, 656936, 703860, 727322, 821170, 938480, 985404, 1090983, 1126176, 1231755, 1313872, 1407720, 1454644, 1642340, 1818305, 1876960, 1970808, 2181966, 2463510, 2545627, 2627744, 2815440, 2909288, 3284680, 3636610, 3941616, 4363932, 4927020, 5091254, 5454915, 5630880, 5818576, 6569360, 7273220, 7636881, 7883232, 8727864, 9854040, 10182508, 10909830, 11637152, 12728135, 13138720, 14546440, 15273762, 17455728, 19708080, 20365016, 21819660, 25456270, 29092880, 30547524, 34911456, 38184405, 39416160, 40730032, 43639320, 50912540, 58185760, 61095048, 76368810, 81460064, 87278640, 101825080, 122190096, 152737620, 174557280, 203650160, 244380192, 305475240, 407300320, 610950480, 1221900960]

約数ペア:

[(1, 1221900960), (2, 610950480), (3, 407300320), (4, 305475240), (5, 244380192), (6, 203650160), (7, 174557280), (8, 152737620), (10, 122190096), (12, 101825080), (14, 87278640), (15, 81460064), (16, 76368810), (20, 61095048), (21, 58185760), (24, 50912540), (28, 43639320), (30, 40730032), (31, 39416160), (32, 38184405), (35, 34911456), (40, 30547524), (42, 29092880), (48, 25456270), (56, 21819660), (60, 20365016), (62, 19708080), (70, 17455728), (80, 15273762), (84, 14546440), (93, 13138720), (96, 12728135), (105, 11637152), (112, 10909830), (120, 10182508), (124, 9854040), (140, 8727864), (155, 7883232), (160, 7636881), (168, 7273220), (186, 6569360), (210, 5818576), (217, 5630880), (224, 5454915), (240, 5091254), (248, 4927020), (280, 4363932), (310, 3941616), (336, 3636610), (372, 3284680), (420, 2909288), (434, 2815440), (465, 2627744), (480, 2545627), (496, 2463510), (560, 2181966), (620, 1970808), (651, 1876960), (672, 1818305), (744, 1642340), (840, 1454644), (868, 1407720), (930, 1313872), (992, 1231755), (1085, 1126176), (1120, 1090983), (1240, 985404), (1302, 938480), (1488, 821170), (1680, 727322), (1736, 703860), (1860, 656936), (2170, 563088), (2480, 492702), (2604, 469240), (2976, 410585), (3255, 375392), (3360, 363661), (3472, 351930), (3720, 328468), (4340, 281544), (4960, 246351), (5208, 234620), (6510, 187696), (6944, 175965), (7440, 164234), (8680, 140772), (10416, 117310), (11731, 104160), (13020, 93848), (14880, 82117), (17360, 70386), (20832, 58655), (23462, 52080), (26040, 46924), (34720, 35193)]