1993451040

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{65921}}^1$

素因数の和:65952

約数の個数: 192

約数和(自身を含む): 7973925120

約数和(自身を除く): 5980474080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 65921, 131842, 197763, 263684, 329605, 395526, 461447, 527368, 593289, 659210, 791052, 922894, 988815, 1054736, 1186578, 1318420, 1384341, 1582104, 1779867, 1845788, 1977630, 2109472, 2307235, 2373156, 2636840, 2768682, 2966445, 3164208, 3559734, 3691576, 3955260, 4153023, 4614470, 4746312, 5273680, 5537364, 5932890, 6328416, 6921705, 7119468, 7383152, 7910520, 8306046, 8899335, 9228940, 9492624, 10547360, 11074728, 11865780, 12459069, 13843410, 14238936, 14766304, 15821040, 16612092, 17798670, 18457880, 18985248, 20765115, 22149456, 23731560, 24918138, 27686820, 28477872, 31642080, 33224184, 35597340, 36915760, 41530230, 44298912, 47463120, 49836276, 55373640, 56955744, 62295345, 66448368, 71194680, 73831520, 83060460, 94926240, 99672552, 110747280, 124590690, 132896736, 142389360, 166120920, 199345104, 221494560, 249181380, 284778720, 332241840, 398690208, 498362760, 664483680, 996725520, 1993451040]

約数ペア:

[(1, 1993451040), (2, 996725520), (3, 664483680), (4, 498362760), (5, 398690208), (6, 332241840), (7, 284778720), (8, 249181380), (9, 221494560), (10, 199345104), (12, 166120920), (14, 142389360), (15, 132896736), (16, 124590690), (18, 110747280), (20, 99672552), (21, 94926240), (24, 83060460), (27, 73831520), (28, 71194680), (30, 66448368), (32, 62295345), (35, 56955744), (36, 55373640), (40, 49836276), (42, 47463120), (45, 44298912), (48, 41530230), (54, 36915760), (56, 35597340), (60, 33224184), (63, 31642080), (70, 28477872), (72, 27686820), (80, 24918138), (84, 23731560), (90, 22149456), (96, 20765115), (105, 18985248), (108, 18457880), (112, 17798670), (120, 16612092), (126, 15821040), (135, 14766304), (140, 14238936), (144, 13843410), (160, 12459069), (168, 11865780), (180, 11074728), (189, 10547360), (210, 9492624), (216, 9228940), (224, 8899335), (240, 8306046), (252, 7910520), (270, 7383152), (280, 7119468), (288, 6921705), (315, 6328416), (336, 5932890), (360, 5537364), (378, 5273680), (420, 4746312), (432, 4614470), (480, 4153023), (504, 3955260), (540, 3691576), (560, 3559734), (630, 3164208), (672, 2966445), (720, 2768682), (756, 2636840), (840, 2373156), (864, 2307235), (945, 2109472), (1008, 1977630), (1080, 1845788), (1120, 1779867), (1260, 1582104), (1440, 1384341), (1512, 1318420), (1680, 1186578), (1890, 1054736), (2016, 988815), (2160, 922894), (2520, 791052), (3024, 659210), (3360, 593289), (3780, 527368), (4320, 461447), (5040, 395526), (6048, 329605), (7560, 263684), (10080, 197763), (15120, 131842), (30240, 65921)]