19879986600

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{46601}}^1$

素因数の和:46705

約数の個数: 192

約数和(自身を含む): 69343776000

約数和(自身を除く): 49463789400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 79, 90, 100, 108, 120, 135, 150, 158, 180, 200, 216, 225, 237, 270, 300, 316, 360, 395, 450, 474, 540, 600, 632, 675, 711, 790, 900, 948, 1080, 1185, 1350, 1422, 1580, 1800, 1896, 1975, 2133, 2370, 2700, 2844, 3160, 3555, 3950, 4266, 4740, 5400, 5688, 5925, 7110, 7900, 8532, 9480, 10665, 11850, 14220, 15800, 17064, 17775, 21330, 23700, 28440, 35550, 42660, 46601, 47400, 53325, 71100, 85320, 93202, 106650, 139803, 142200, 186404, 213300, 233005, 279606, 372808, 419409, 426600, 466010, 559212, 699015, 838818, 932020, 1118424, 1165025, 1258227, 1398030, 1677636, 1864040, 2097045, 2330050, 2516454, 2796060, 3355272, 3495075, 3681479, 4194090, 4660100, 5032908, 5592120, 6291135, 6990150, 7362958, 8388180, 9320200, 10065816, 10485225, 11044437, 12582270, 13980300, 14725916, 16776360, 18407395, 20970450, 22088874, 25164540, 27960600, 29451832, 31455675, 33133311, 36814790, 41940900, 44177748, 50329080, 55222185, 62911350, 66266622, 73629580, 83881800, 88355496, 92036975, 99399933, 110444370, 125822700, 132533244, 147259160, 165666555, 184073950, 198799866, 220888740, 251645400, 265066488, 276110925, 331333110, 368147900, 397599732, 441777480, 496999665, 552221850, 662666220, 736295800, 795199464, 828332775, 993999330, 1104443700, 1325332440, 1656665550, 1987998660, 2208887400, 2484998325, 3313331100, 3975997320, 4969996650, 6626662200, 9939993300, 19879986600]

約数ペア:

[(1, 19879986600), (2, 9939993300), (3, 6626662200), (4, 4969996650), (5, 3975997320), (6, 3313331100), (8, 2484998325), (9, 2208887400), (10, 1987998660), (12, 1656665550), (15, 1325332440), (18, 1104443700), (20, 993999330), (24, 828332775), (25, 795199464), (27, 736295800), (30, 662666220), (36, 552221850), (40, 496999665), (45, 441777480), (50, 397599732), (54, 368147900), (60, 331333110), (72, 276110925), (75, 265066488), (79, 251645400), (90, 220888740), (100, 198799866), (108, 184073950), (120, 165666555), (135, 147259160), (150, 132533244), (158, 125822700), (180, 110444370), (200, 99399933), (216, 92036975), (225, 88355496), (237, 83881800), (270, 73629580), (300, 66266622), (316, 62911350), (360, 55222185), (395, 50329080), (450, 44177748), (474, 41940900), (540, 36814790), (600, 33133311), (632, 31455675), (675, 29451832), (711, 27960600), (790, 25164540), (900, 22088874), (948, 20970450), (1080, 18407395), (1185, 16776360), (1350, 14725916), (1422, 13980300), (1580, 12582270), (1800, 11044437), (1896, 10485225), (1975, 10065816), (2133, 9320200), (2370, 8388180), (2700, 7362958), (2844, 6990150), (3160, 6291135), (3555, 5592120), (3950, 5032908), (4266, 4660100), (4740, 4194090), (5400, 3681479), (5688, 3495075), (5925, 3355272), (7110, 2796060), (7900, 2516454), (8532, 2330050), (9480, 2097045), (10665, 1864040), (11850, 1677636), (14220, 1398030), (15800, 1258227), (17064, 1165025), (17775, 1118424), (21330, 932020), (23700, 838818), (28440, 699015), (35550, 559212), (42660, 466010), (46601, 426600), (47400, 419409), (53325, 372808), (71100, 279606), (85320, 233005), (93202, 213300), (106650, 186404), (139803, 142200)]