20217508500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{1451}}^1$

素因数の和:2807

約数の個数: 192

約数和(自身を含む): 67380977664

約数和(自身を除く): 47163469164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1327, 1451, 1500, 1750, 2100, 2625, 2654, 2902, 3500, 3981, 4353, 5250, 5308, 5804, 6635, 7255, 7962, 8706, 9289, 10157, 10500, 13270, 14510, 15924, 17412, 18578, 19905, 20314, 21765, 26540, 27867, 29020, 30471, 33175, 36275, 37156, 39810, 40628, 43530, 46445, 50785, 55734, 60942, 66350, 72550, 79620, 87060, 92890, 99525, 101570, 108825, 111468, 121884, 132700, 139335, 145100, 152355, 165875, 181375, 185780, 199050, 203140, 217650, 232225, 253925, 278670, 304710, 331750, 362750, 398100, 435300, 464450, 497625, 507850, 544125, 557340, 609420, 663500, 696675, 725500, 761775, 928900, 995250, 1015700, 1088250, 1161125, 1269625, 1393350, 1523550, 1925477, 1990500, 2176500, 2322250, 2539250, 2786700, 3047100, 3483375, 3808875, 3850954, 4644500, 5078500, 5776431, 6966750, 7617750, 7701908, 9627385, 11552862, 13478339, 13933500, 15235500, 19254770, 23105724, 26956678, 28882155, 38509540, 40435017, 48136925, 53913356, 57764310, 67391695, 80870034, 96273850, 115528620, 134783390, 144410775, 161740068, 192547700, 202175085, 240684625, 269566780, 288821550, 336958475, 404350170, 481369250, 577643100, 673916950, 722053875, 808700340, 962738500, 1010875425, 1347833900, 1444107750, 1684792375, 2021750850, 2888215500, 3369584750, 4043501700, 5054377125, 6739169500, 10108754250, 20217508500]

約数ペア:

[(1, 20217508500), (2, 10108754250), (3, 6739169500), (4, 5054377125), (5, 4043501700), (6, 3369584750), (7, 2888215500), (10, 2021750850), (12, 1684792375), (14, 1444107750), (15, 1347833900), (20, 1010875425), (21, 962738500), (25, 808700340), (28, 722053875), (30, 673916950), (35, 577643100), (42, 481369250), (50, 404350170), (60, 336958475), (70, 288821550), (75, 269566780), (84, 240684625), (100, 202175085), (105, 192547700), (125, 161740068), (140, 144410775), (150, 134783390), (175, 115528620), (210, 96273850), (250, 80870034), (300, 67391695), (350, 57764310), (375, 53913356), (420, 48136925), (500, 40435017), (525, 38509540), (700, 28882155), (750, 26956678), (875, 23105724), (1050, 19254770), (1327, 15235500), (1451, 13933500), (1500, 13478339), (1750, 11552862), (2100, 9627385), (2625, 7701908), (2654, 7617750), (2902, 6966750), (3500, 5776431), (3981, 5078500), (4353, 4644500), (5250, 3850954), (5308, 3808875), (5804, 3483375), (6635, 3047100), (7255, 2786700), (7962, 2539250), (8706, 2322250), (9289, 2176500), (10157, 1990500), (10500, 1925477), (13270, 1523550), (14510, 1393350), (15924, 1269625), (17412, 1161125), (18578, 1088250), (19905, 1015700), (20314, 995250), (21765, 928900), (26540, 761775), (27867, 725500), (29020, 696675), (30471, 663500), (33175, 609420), (36275, 557340), (37156, 544125), (39810, 507850), (40628, 497625), (43530, 464450), (46445, 435300), (50785, 398100), (55734, 362750), (60942, 331750), (66350, 304710), (72550, 278670), (79620, 253925), (87060, 232225), (92890, 217650), (99525, 203140), (101570, 199050), (108825, 185780), (111468, 181375), (121884, 165875), (132700, 152355), (139335, 145100)]