220875000

素因数分解:

$2^3\times 3^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 224

約数和(自身を含む): 749990400

約数和(自身を除く): 529115400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 31, 38, 40, 50, 57, 60, 62, 75, 76, 93, 95, 100, 114, 120, 124, 125, 150, 152, 155, 186, 190, 200, 228, 248, 250, 285, 300, 310, 372, 375, 380, 456, 465, 475, 500, 570, 589, 600, 620, 625, 744, 750, 760, 775, 930, 950, 1000, 1140, 1178, 1240, 1250, 1425, 1500, 1550, 1767, 1860, 1875, 1900, 2280, 2325, 2356, 2375, 2500, 2850, 2945, 3000, 3100, 3125, 3534, 3720, 3750, 3800, 3875, 4650, 4712, 4750, 5000, 5700, 5890, 6200, 6250, 7068, 7125, 7500, 7750, 8835, 9300, 9375, 9500, 11400, 11625, 11780, 11875, 12500, 14136, 14250, 14725, 15000, 15500, 15625, 17670, 18600, 18750, 19000, 19375, 23250, 23560, 23750, 25000, 28500, 29450, 31000, 31250, 35340, 35625, 37500, 38750, 44175, 46500, 46875, 47500, 57000, 58125, 58900, 59375, 62500, 70680, 71250, 73625, 75000, 77500, 88350, 93000, 93750, 95000, 96875, 116250, 117800, 118750, 125000, 142500, 147250, 155000, 176700, 178125, 187500, 193750, 220875, 232500, 237500, 285000, 290625, 294500, 296875, 353400, 356250, 368125, 375000, 387500, 441750, 465000, 475000, 484375, 581250, 589000, 593750, 712500, 736250, 775000, 883500, 890625, 968750, 1104375, 1162500, 1187500, 1425000, 1453125, 1472500, 1767000, 1781250, 1840625, 1937500, 2208750, 2325000, 2375000, 2906250, 2945000, 3562500, 3681250, 3875000, 4417500, 5521875, 5812500, 7125000, 7362500, 8835000, 9203125, 11043750, 11625000, 14725000, 18406250, 22087500, 27609375, 36812500, 44175000, 55218750, 73625000, 110437500, 220875000]

約数ペア:

[(1, 220875000), (2, 110437500), (3, 73625000), (4, 55218750), (5, 44175000), (6, 36812500), (8, 27609375), (10, 22087500), (12, 18406250), (15, 14725000), (19, 11625000), (20, 11043750), (24, 9203125), (25, 8835000), (30, 7362500), (31, 7125000), (38, 5812500), (40, 5521875), (50, 4417500), (57, 3875000), (60, 3681250), (62, 3562500), (75, 2945000), (76, 2906250), (93, 2375000), (95, 2325000), (100, 2208750), (114, 1937500), (120, 1840625), (124, 1781250), (125, 1767000), (150, 1472500), (152, 1453125), (155, 1425000), (186, 1187500), (190, 1162500), (200, 1104375), (228, 968750), (248, 890625), (250, 883500), (285, 775000), (300, 736250), (310, 712500), (372, 593750), (375, 589000), (380, 581250), (456, 484375), (465, 475000), (475, 465000), (500, 441750), (570, 387500), (589, 375000), (600, 368125), (620, 356250), (625, 353400), (744, 296875), (750, 294500), (760, 290625), (775, 285000), (930, 237500), (950, 232500), (1000, 220875), (1140, 193750), (1178, 187500), (1240, 178125), (1250, 176700), (1425, 155000), (1500, 147250), (1550, 142500), (1767, 125000), (1860, 118750), (1875, 117800), (1900, 116250), (2280, 96875), (2325, 95000), (2356, 93750), (2375, 93000), (2500, 88350), (2850, 77500), (2945, 75000), (3000, 73625), (3100, 71250), (3125, 70680), (3534, 62500), (3720, 59375), (3750, 58900), (3800, 58125), (3875, 57000), (4650, 47500), (4712, 46875), (4750, 46500), (5000, 44175), (5700, 38750), (5890, 37500), (6200, 35625), (6250, 35340), (7068, 31250), (7125, 31000), (7500, 29450), (7750, 28500), (8835, 25000), (9300, 23750), (9375, 23560), (9500, 23250), (11400, 19375), (11625, 19000), (11780, 18750), (11875, 18600), (12500, 17670), (14136, 15625), (14250, 15500), (14725, 15000)]