16808040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:296

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 40215960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 90, 108, 120, 135, 158, 180, 197, 216, 237, 270, 316, 360, 394, 395, 474, 540, 591, 632, 711, 788, 790, 948, 985, 1080, 1182, 1185, 1422, 1576, 1580, 1773, 1896, 1970, 2133, 2364, 2370, 2844, 2955, 3160, 3546, 3555, 3940, 4266, 4728, 4740, 5319, 5688, 5910, 7092, 7110, 7880, 8532, 8865, 9480, 10638, 10665, 11820, 14184, 14220, 15563, 17064, 17730, 21276, 21330, 23640, 26595, 28440, 31126, 35460, 42552, 42660, 46689, 53190, 62252, 70920, 77815, 85320, 93378, 106380, 124504, 140067, 155630, 186756, 212760, 233445, 280134, 311260, 373512, 420201, 466890, 560268, 622520, 700335, 840402, 933780, 1120536, 1400670, 1680804, 1867560, 2101005, 2801340, 3361608, 4202010, 5602680, 8404020, 16808040]

約数ペア:

[(1, 16808040), (2, 8404020), (3, 5602680), (4, 4202010), (5, 3361608), (6, 2801340), (8, 2101005), (9, 1867560), (10, 1680804), (12, 1400670), (15, 1120536), (18, 933780), (20, 840402), (24, 700335), (27, 622520), (30, 560268), (36, 466890), (40, 420201), (45, 373512), (54, 311260), (60, 280134), (72, 233445), (79, 212760), (90, 186756), (108, 155630), (120, 140067), (135, 124504), (158, 106380), (180, 93378), (197, 85320), (216, 77815), (237, 70920), (270, 62252), (316, 53190), (360, 46689), (394, 42660), (395, 42552), (474, 35460), (540, 31126), (591, 28440), (632, 26595), (711, 23640), (788, 21330), (790, 21276), (948, 17730), (985, 17064), (1080, 15563), (1182, 14220), (1185, 14184), (1422, 11820), (1576, 10665), (1580, 10638), (1773, 9480), (1896, 8865), (1970, 8532), (2133, 7880), (2364, 7110), (2370, 7092), (2844, 5910), (2955, 5688), (3160, 5319), (3546, 4740), (3555, 4728), (3940, 4266)]