197855550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 569003760

約数和(自身を除く): 371148210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 73, 75, 90, 95, 114, 146, 150, 171, 190, 219, 225, 285, 317, 342, 365, 438, 450, 475, 570, 634, 657, 730, 855, 950, 951, 1095, 1314, 1387, 1425, 1585, 1710, 1825, 1902, 2190, 2774, 2850, 2853, 3170, 3285, 3650, 4161, 4275, 4755, 5475, 5706, 6023, 6570, 6935, 7925, 8322, 8550, 9510, 10950, 12046, 12483, 13870, 14265, 15850, 16425, 18069, 20805, 23141, 23775, 24966, 28530, 30115, 32850, 34675, 36138, 41610, 46282, 47550, 54207, 60230, 62415, 69350, 69423, 71325, 90345, 104025, 108414, 115705, 124830, 138846, 142650, 150575, 180690, 208050, 208269, 231410, 271035, 301150, 312075, 347115, 416538, 439679, 451725, 542070, 578525, 624150, 694230, 879358, 903450, 1041345, 1157050, 1319037, 1355175, 1735575, 2082690, 2198395, 2638074, 2710350, 3471150, 3957111, 4396790, 5206725, 6595185, 7914222, 10413450, 10991975, 13190370, 19785555, 21983950, 32975925, 39571110, 65951850, 98927775, 197855550]

約数ペア:

[(1, 197855550), (2, 98927775), (3, 65951850), (5, 39571110), (6, 32975925), (9, 21983950), (10, 19785555), (15, 13190370), (18, 10991975), (19, 10413450), (25, 7914222), (30, 6595185), (38, 5206725), (45, 4396790), (50, 3957111), (57, 3471150), (73, 2710350), (75, 2638074), (90, 2198395), (95, 2082690), (114, 1735575), (146, 1355175), (150, 1319037), (171, 1157050), (190, 1041345), (219, 903450), (225, 879358), (285, 694230), (317, 624150), (342, 578525), (365, 542070), (438, 451725), (450, 439679), (475, 416538), (570, 347115), (634, 312075), (657, 301150), (730, 271035), (855, 231410), (950, 208269), (951, 208050), (1095, 180690), (1314, 150575), (1387, 142650), (1425, 138846), (1585, 124830), (1710, 115705), (1825, 108414), (1902, 104025), (2190, 90345), (2774, 71325), (2850, 69423), (2853, 69350), (3170, 62415), (3285, 60230), (3650, 54207), (4161, 47550), (4275, 46282), (4755, 41610), (5475, 36138), (5706, 34675), (6023, 32850), (6570, 30115), (6935, 28530), (7925, 24966), (8322, 23775), (8550, 23141), (9510, 20805), (10950, 18069), (12046, 16425), (12483, 15850), (13870, 14265)]