245812500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 252

約数和(自身を含む): 853114080

約数和(自身を除く): 607301580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 25, 30, 36, 38, 45, 46, 50, 57, 60, 69, 75, 76, 90, 92, 95, 100, 114, 115, 125, 138, 150, 171, 180, 190, 207, 225, 228, 230, 250, 276, 285, 300, 342, 345, 375, 380, 414, 437, 450, 460, 475, 500, 570, 575, 625, 684, 690, 750, 828, 855, 874, 900, 950, 1035, 1125, 1140, 1150, 1250, 1311, 1380, 1425, 1500, 1710, 1725, 1748, 1875, 1900, 2070, 2185, 2250, 2300, 2375, 2500, 2622, 2850, 2875, 3125, 3420, 3450, 3750, 3933, 4140, 4275, 4370, 4500, 4750, 5175, 5244, 5625, 5700, 5750, 6250, 6555, 6900, 7125, 7500, 7866, 8550, 8625, 8740, 9375, 9500, 10350, 10925, 11250, 11500, 11875, 12500, 13110, 14250, 14375, 15625, 15732, 17100, 17250, 18750, 19665, 20700, 21375, 21850, 22500, 23750, 25875, 26220, 28125, 28500, 28750, 31250, 32775, 34500, 35625, 37500, 39330, 42750, 43125, 43700, 46875, 47500, 51750, 54625, 56250, 57500, 59375, 62500, 65550, 71250, 71875, 78660, 85500, 86250, 93750, 98325, 103500, 106875, 109250, 112500, 118750, 129375, 131100, 140625, 142500, 143750, 163875, 172500, 178125, 187500, 196650, 213750, 215625, 218500, 237500, 258750, 273125, 281250, 287500, 296875, 327750, 356250, 359375, 393300, 427500, 431250, 491625, 517500, 534375, 546250, 562500, 593750, 646875, 655500, 712500, 718750, 819375, 862500, 890625, 983250, 1068750, 1078125, 1092500, 1187500, 1293750, 1365625, 1437500, 1638750, 1781250, 1966500, 2137500, 2156250, 2458125, 2587500, 2671875, 2731250, 3234375, 3277500, 3562500, 4096875, 4312500, 4916250, 5343750, 5462500, 6468750, 6828125, 8193750, 9832500, 10687500, 12290625, 12937500, 13656250, 16387500, 20484375, 24581250, 27312500, 40968750, 49162500, 61453125, 81937500, 122906250, 245812500]

約数ペア:

[(1, 245812500), (2, 122906250), (3, 81937500), (4, 61453125), (5, 49162500), (6, 40968750), (9, 27312500), (10, 24581250), (12, 20484375), (15, 16387500), (18, 13656250), (19, 12937500), (20, 12290625), (23, 10687500), (25, 9832500), (30, 8193750), (36, 6828125), (38, 6468750), (45, 5462500), (46, 5343750), (50, 4916250), (57, 4312500), (60, 4096875), (69, 3562500), (75, 3277500), (76, 3234375), (90, 2731250), (92, 2671875), (95, 2587500), (100, 2458125), (114, 2156250), (115, 2137500), (125, 1966500), (138, 1781250), (150, 1638750), (171, 1437500), (180, 1365625), (190, 1293750), (207, 1187500), (225, 1092500), (228, 1078125), (230, 1068750), (250, 983250), (276, 890625), (285, 862500), (300, 819375), (342, 718750), (345, 712500), (375, 655500), (380, 646875), (414, 593750), (437, 562500), (450, 546250), (460, 534375), (475, 517500), (500, 491625), (570, 431250), (575, 427500), (625, 393300), (684, 359375), (690, 356250), (750, 327750), (828, 296875), (855, 287500), (874, 281250), (900, 273125), (950, 258750), (1035, 237500), (1125, 218500), (1140, 215625), (1150, 213750), (1250, 196650), (1311, 187500), (1380, 178125), (1425, 172500), (1500, 163875), (1710, 143750), (1725, 142500), (1748, 140625), (1875, 131100), (1900, 129375), (2070, 118750), (2185, 112500), (2250, 109250), (2300, 106875), (2375, 103500), (2500, 98325), (2622, 93750), (2850, 86250), (2875, 85500), (3125, 78660), (3420, 71875), (3450, 71250), (3750, 65550), (3933, 62500), (4140, 59375), (4275, 57500), (4370, 56250), (4500, 54625), (4750, 51750), (5175, 47500), (5244, 46875), (5625, 43700), (5700, 43125), (5750, 42750), (6250, 39330), (6555, 37500), (6900, 35625), (7125, 34500), (7500, 32775), (7866, 31250), (8550, 28750), (8625, 28500), (8740, 28125), (9375, 26220), (9500, 25875), (10350, 23750), (10925, 22500), (11250, 21850), (11500, 21375), (11875, 20700), (12500, 19665), (13110, 18750), (14250, 17250), (14375, 17100), (15625, 15732)]