20345472

素因数分解:

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

素因数の和:88

約数の個数: 192

約数和(自身を含む): 71073600

約数和(自身を除く): 50728128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 32, 36, 42, 48, 54, 56, 58, 63, 64, 72, 84, 87, 96, 108, 112, 116, 126, 128, 144, 168, 174, 189, 192, 203, 216, 224, 232, 252, 261, 288, 336, 348, 378, 384, 406, 432, 448, 464, 504, 522, 576, 609, 672, 696, 756, 783, 812, 841, 864, 896, 928, 1008, 1044, 1152, 1218, 1344, 1392, 1512, 1566, 1624, 1682, 1728, 1827, 1856, 2016, 2088, 2436, 2523, 2688, 2784, 3024, 3132, 3248, 3364, 3456, 3654, 3712, 4032, 4176, 4872, 5046, 5481, 5568, 5887, 6048, 6264, 6496, 6728, 7308, 7569, 8064, 8352, 9744, 10092, 10962, 11136, 11774, 12096, 12528, 12992, 13456, 14616, 15138, 16704, 17661, 19488, 20184, 21924, 22707, 23548, 24192, 25056, 25984, 26912, 29232, 30276, 33408, 35322, 38976, 40368, 43848, 45414, 47096, 50112, 52983, 53824, 58464, 60552, 70644, 77952, 80736, 87696, 90828, 94192, 100224, 105966, 107648, 116928, 121104, 141288, 158949, 161472, 175392, 181656, 188384, 211932, 233856, 242208, 282576, 317898, 322944, 350784, 363312, 376768, 423864, 484416, 565152, 635796, 701568, 726624, 753536, 847728, 968832, 1130304, 1271592, 1453248, 1695456, 2260608, 2543184, 2906496, 3390912, 5086368, 6781824, 10172736, 20345472]

約数ペア:

[(1, 20345472), (2, 10172736), (3, 6781824), (4, 5086368), (6, 3390912), (7, 2906496), (8, 2543184), (9, 2260608), (12, 1695456), (14, 1453248), (16, 1271592), (18, 1130304), (21, 968832), (24, 847728), (27, 753536), (28, 726624), (29, 701568), (32, 635796), (36, 565152), (42, 484416), (48, 423864), (54, 376768), (56, 363312), (58, 350784), (63, 322944), (64, 317898), (72, 282576), (84, 242208), (87, 233856), (96, 211932), (108, 188384), (112, 181656), (116, 175392), (126, 161472), (128, 158949), (144, 141288), (168, 121104), (174, 116928), (189, 107648), (192, 105966), (203, 100224), (216, 94192), (224, 90828), (232, 87696), (252, 80736), (261, 77952), (288, 70644), (336, 60552), (348, 58464), (378, 53824), (384, 52983), (406, 50112), (432, 47096), (448, 45414), (464, 43848), (504, 40368), (522, 38976), (576, 35322), (609, 33408), (672, 30276), (696, 29232), (756, 26912), (783, 25984), (812, 25056), (841, 24192), (864, 23548), (896, 22707), (928, 21924), (1008, 20184), (1044, 19488), (1152, 17661), (1218, 16704), (1344, 15138), (1392, 14616), (1512, 13456), (1566, 12992), (1624, 12528), (1682, 12096), (1728, 11774), (1827, 11136), (1856, 10962), (2016, 10092), (2088, 9744), (2436, 8352), (2523, 8064), (2688, 7569), (2784, 7308), (3024, 6728), (3132, 6496), (3248, 6264), (3364, 6048), (3456, 5887), (3654, 5568), (3712, 5481), (4032, 5046), (4176, 4872)]