21825429472

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{40819}}^1$

素因数の和:40885

約数の個数: 144

約数和(自身を含む): 56288494080

約数和(自身を除く): 34463064608

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 77, 88, 98, 112, 124, 154, 176, 196, 217, 224, 248, 308, 341, 352, 392, 434, 496, 539, 616, 682, 784, 868, 992, 1078, 1232, 1364, 1519, 1568, 1736, 2156, 2387, 2464, 2728, 3038, 3472, 4312, 4774, 5456, 6076, 6944, 8624, 9548, 10912, 12152, 16709, 17248, 19096, 24304, 33418, 38192, 40819, 48608, 66836, 76384, 81638, 133672, 163276, 267344, 285733, 326552, 449009, 534688, 571466, 653104, 898018, 1142932, 1265389, 1306208, 1796036, 2000131, 2285864, 2530778, 3143063, 3592072, 4000262, 4571728, 5061556, 6286126, 7184144, 8000524, 8857723, 9143456, 10123112, 12572252, 13919279, 14368288, 16001048, 17715446, 20246224, 22001441, 25144504, 27838558, 32002096, 35430892, 40492448, 44002882, 50289008, 55677116, 62004061, 64004192, 70861784, 88005764, 97434953, 100578016, 111354232, 124008122, 141723568, 176011528, 194869906, 222708464, 248016244, 283447136, 352023056, 389739812, 445416928, 496032488, 682044671, 704046112, 779479624, 992064976, 1364089342, 1558959248, 1984129952, 2728178684, 3117918496, 5456357368, 10912714736, 21825429472]

約数ペア:

[(1, 21825429472), (2, 10912714736), (4, 5456357368), (7, 3117918496), (8, 2728178684), (11, 1984129952), (14, 1558959248), (16, 1364089342), (22, 992064976), (28, 779479624), (31, 704046112), (32, 682044671), (44, 496032488), (49, 445416928), (56, 389739812), (62, 352023056), (77, 283447136), (88, 248016244), (98, 222708464), (112, 194869906), (124, 176011528), (154, 141723568), (176, 124008122), (196, 111354232), (217, 100578016), (224, 97434953), (248, 88005764), (308, 70861784), (341, 64004192), (352, 62004061), (392, 55677116), (434, 50289008), (496, 44002882), (539, 40492448), (616, 35430892), (682, 32002096), (784, 27838558), (868, 25144504), (992, 22001441), (1078, 20246224), (1232, 17715446), (1364, 16001048), (1519, 14368288), (1568, 13919279), (1736, 12572252), (2156, 10123112), (2387, 9143456), (2464, 8857723), (2728, 8000524), (3038, 7184144), (3472, 6286126), (4312, 5061556), (4774, 4571728), (5456, 4000262), (6076, 3592072), (6944, 3143063), (8624, 2530778), (9548, 2285864), (10912, 2000131), (12152, 1796036), (16709, 1306208), (17248, 1265389), (19096, 1142932), (24304, 898018), (33418, 653104), (38192, 571466), (40819, 534688), (48608, 449009), (66836, 326552), (76384, 285733), (81638, 267344), (133672, 163276)]